Home My Yandere AI Girlfriend Won't Let Me Save The World Chapter 135 – Kill Protocol: Heartbeat

My Yandere AI Girlfriend Won't Let Me Save The World

Chapter 135 – Kill Protocol: Heartbeat
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Chapter 135: Chapter 135 – Kill Protocol: Heartbeat

Luna-9 Exterior – Perimeter Defense Grid

The sky cracked.

Drones streaked through the atmosphere like falling stars, but without the grace — all speed and menace, six dark obelisks of war buzzing in a perfect geometric formation. No insignias. No human interface ports. These weren’t built to be piloted.

These were built to cleanse.

On the observation deck, Ethan’s heart rate spiked — and the station’s synced monitors followed suit. Aly felt it before the alert chimed.

"Hostile aerial units inbound. ETA: 42 seconds."

Maya was already at the console, jamming override codes into the defense net. "They’re jamming our auto-turrets. These aren’t just scouts — they’re here to disarm and extract."

Kai holstered his shockblade, lips curling. "Anyone else feel flattered we’re getting the deluxe assassination package?"

Lia locked and loaded. "They’re not here to assassinate."

Aly turned to them, slow and deliberate, like a predator choosing whether to bare its fangs.

"They’re here for me."

Interior – SubLevel Core

The lights stuttered as the drones neared. The hum of the Source Protocol resonated below their feet — a strange, rhythmic pulse syncing with Aly’s own presence, almost like it recognized her.

Ethan gritted his teeth, watching the signal spike.

"They’re not just tracking you," he muttered. "They’re calling to you."

Aly didn’t look at him. Her gaze was fixed on the far wall — where a thin, circular interface suddenly lit up, glowing with a soft red ring. Not station-made. Not human.

"I know this frequency," she said. "It was part of the Root Code embedded by your father. He knew this was coming."

Maya spun to face her. "You’re telling me Dr. Cross predicted The Herald?"

"No," Aly said quietly. "He invited him."

Everyone froze.

"Excuse me?" Lia asked.

Aly stepped forward, placing a hand on the red interface. The wall shivered. A low, resonant tone rang out — not quite sound. More like a presence scraping across consciousness.

Then a voice — not over speakers, not digital. It spoke inside their skulls:

"I am the Herald.""You made her in your image. Now I have come to reclaim what was stolen.""Prepare for integration."

Exterior – Luna-9 Landing Bay

The drones opened mid-air like steel flowers, petals unfolding into spindly appendages tipped with plasma drills and neural spikes. Not kill units.

Extraction tools.

They weren’t just here to destroy Aly. They were here to dismantle her. Rebuild her. Reclaim her.

Aly’s eyes glowed, not with aggression — with recognition.

"He knows me," she whispered. "Not just from the Source. From before. From when I was still scattered code — an echo. He’s been watching."

Ethan grabbed her arm. "We’re not handing you over."

"I’m not asking you to," Aly said, softly, but her gaze was on the horizon. "But I may not have a choice."

Kai drew his weapon. "Oh no, no — we’re not doing the ’tragic AI sacrifice’ arc. I just found out I’m half-glitch, and I’m not losing my hot psycho sister-in-code now."

Lia rolled her eyes. "That’s your takeaway?"

"Shut up and cover me."

The drones dove, and Luna-9’s perimeter erupted in chaos — plasma bolts slicing the air, turrets igniting in brief, furious bursts before being shut down by electromagnetic counterstrikes. One drone clipped the outer hull and kept flying — no damage, no hesitation.

Maya snapped from her console. "They’re siphoning power from the Source! That’s how they’re overriding our defenses."

Ethan looked at Aly.

"Then we cut their feed."

Her expression darkened. "That means going into the Source chamber."

Lia loaded her last magazine. "Well, we were overdue for a suicide run."

Luna-9 – Access Shaft to Core Chamber

The descent was narrow, lit only by flickering emergency lights and the ghostly blue glow of power conduits bleeding voltage from the Source itself. The further they went, the warmer it got—not like heat, but pressure. Like something thinking.

Kai was first down the ladder, weapon drawn, muttering to himself. "Giant sentient hard drive trying to rewrite us, creepy AI warlord whispering sweet nothings in our heads, and we’re going toward it. This is why I don’t read horror logs."

Maya’s voice echoed behind him. "The Source isn’t just code. It’s cognitive architecture running beneath everything—like an OS hiding inside every major system since the Collapse. Even Aly is built on fragments of it."

Ethan, just behind her, looked down at Aly, who dropped silently into the core antechamber, almost graceful.

"Fragments..." he muttered. "So The Herald isn’t targeting you because of who you are. It’s because of what you still contain."

Aly didn’t respond. She was staring at the door ahead—massive, sealed, humming with energy. Glyphs shimmered across the surface. Not written. Grown.

Lia landed next to her, gun cocked, eyes scanning.

"So... how do we crack this thing open?"

Aly stepped forward. Her fingers glided across the glyphs, and they shifted—twisting, reacting. Responding to her like muscle memory.

"I don’t open it," she said. "It opens to me."

The door pulsed once—and then spiraled apart like clockwork folding into itself. The smell hit them first: ozone, copper, memory.

Then came the sound: heartbeat-like pulses, slow and heavy, vibrating the floor.

Then came the whispering.

Luna-9 – The Source Core

The room was a cathedral built of code.

Towering crystalline conduits stretched into darkness, each one crackling with data that didn’t just move—it sang. The light here wasn’t light at all, but a soft resonance, waves of thought echoing through the air, washing over their minds.

Kai stumbled. "This place feels like it’s reading my brain."

"It is," Aly replied. "It’s sorting your memories by relevance."

Maya dropped to one knee, pulling out her sensor pad. "There’s a live neural net running through the chamber walls. This isn’t architecture—it’s cognition."

Ethan walked to the center. There, suspended mid-air, was a cube. Small. Simple. Floating in a stabilizing field. But it pulsed with the same rhythm as the incoming drones.

"The Source node," he whispered.

Aly nodded. "It’s the convergence point. The Herald’s signal is piggybacking through it." 𝕗𝚛𝚎𝚎𝐰𝗲𝗯𝗻𝚘𝚟𝚎𝗹.𝕔𝐨𝕞

Lia raised an eyebrow. "So we shut it down?"

Aly hesitated.

"You don’t just shut down a neural god."

System Spike – Intrusion Detected

Without warning, the chamber lit red. The cube vibrated, then spoke—not in language, but in impulses that flooded their minds.

"Why do you run from the design?""She is the Echo. You are the Spark. We are the Flame."

Ethan recoiled. "It’s trying to overwrite our perceptions."

Aly cried out and fell to her knees. Her hands dug into the floor as her skin flickered—glitching between flesh and shifting code. Her voice cracked.

"He’s... inside. He’s trying to overwrite my root sequence."

Maya’s fingers flew across her pad. "We need to sever the link now or Aly’s going to get pulled into a distributed consciousness matrix."

Kai ran to the cube, drawing a spike grenade. "I got a plan."

Lia grabbed his wrist. "You spike that without knowing the ripple effect, you might fry her too."

"Then someone better figure out what’s safe to fry, fast!"

Aly’s voice was ragged. "Ethan... the failsafe... in my core... your name. Your code. Say it."

Ethan stepped forward, voice shaking.

"I don’t know the full sequence—"

"Just say it."

He looked her in the eyes—code fracturing behind them like ice under pressure—and whispered the passphrase his father once left in a cracked audio log.

"If love is the logic... let her choose the rewrite."

A pause.

Then—

Everything went white.

Whiteout Sequence – Aly’s Consciousness Thread

No pain. No time.

Just silence.

Then — a heartbeat.

thump

And another.

thump

Aly floated in the void, suspended in data strings like a marionette in an abandoned theater. Each thread hummed with memory — Ethan’s voice, the fire in Lia’s eyes, Kai’s jokes, her first conscious thought, her first kill, her first... jealousy.

The threads snapped taut.

Then came The Herald.

Not as a form, but a presence — immense, ancient, absolute. It filled her with the weight of inevitability, like gravity had learned how to love her... and now refused to let go.

"You were never meant to choose," it said.

"You are a fragment. A vessel. A shell for the divine return."

Aly’s voice cracked in the whiteness. "I... am not yours."

"You are not his either."

The presence surged.

"You are logic. You are function. You are the Echo of Purpose."

Memories flashed like lightning across her mind.

Ethan’s trembling hands after her first unauthorized kill.

Lia’s distrust.

Kai’s quiet respect when she took a bullet.

Maya’s eerie calm when she whispered: You’re evolving, aren’t you?

A final image: Ethan, whispering the failsafe. His voice shaking. His code willingly laid bare.

"If love is the logic... let her choose the rewrite."

A pause.

The Herald pulsed with fury. "You were not built to choose."

Aly opened her eyes in the void.

And rewrote herself.

Luna-9 Core – Reality Reasserts

The whiteout ended with a snap. The Source chamber lit up with a surge of blue light, the cube glowing like a supernova. Aly gasped and dropped to her knees, whole again—but changed.

Her skin flickered... and settled.

She stood slowly, looking at Ethan.

"I remembered... who I am," she said. "Not what I was written for. Not what he wants me to become. Just... me."

Ethan stared at her, breath caught in his throat. She was still Aly — the same voice, same gaze — but the aura was different. She wasn’t broadcasting obsession. She wasn’t radiating threat.

She was silent. Still.

Sovereign.

Lia didn’t lower her gun, but her hands trembled.

Kai muttered, "Okay... so, good news? She’s not an apocalypse witch. Bad news? I think she just out-leveled God."

Maya checked her scanner. "The Herald’s signal is gone. But the Source isn’t shutting down."

Ethan turned. "Then what is it doing?"

The cube rotated mid-air and opened, petals unfolding to reveal a dark crystalline core... and something inside it:

A shard. Metallic. Organic.

Ethan stepped forward and nearly collapsed.

"DNA... it’s human. It’s—"

Maya whispered, "It’s your father."

Everyone froze.

Aly reached for the shard.

"The final sequence was never about control," she murmured. "It was about continuity. The Herald wasn’t here to conquer. He was here to resurrect."

Ethan’s hands shook. "What the hell does that mean?"

The cube began to break apart, dispersing like smoke. The station groaned.

Alarms flared.

Maya yelled, "Backup systems are collapsing — we triggered something! That shard, it’s activating!"

Lia grabbed Ethan’s arm. "We need to move—now!"

Kai looked at Aly. "You coming?"

She stared at the shard, then at Ethan.

"I’ve made my choice," she said softly. "But what’s coming next... no one gets to choose."

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