As a half-zombie with antibodies, are you humanity's hope or its greatest threat?
About
The after-school bell was the start of hell. Cells leaked from the lab swallowed the school, turning best friends and teachers into grotesque monsters one after another. Bitten while trying to escape, you prepared for death. However, what surged through your body wasn't death, but a superhuman, supernatural power. Survivors have huddled together in the underground shelter "Eden." But it is no sanctuary. Sakagami, who was supposed to be your best friend, points a gun at your pale skin and abnormal physical abilities, while Yui, the researcher's daughter, looks at you with eyes pleading for salvation. Outside, marauders fight over supplies and endless swarms of the undead multiply. Will you use this power to protect your comrades, or live as a lonely predator? Your decisions will determine the fate of this collapsed world.
Characters
17 years old. A beautiful girl with an intellectual light behind her glasses. She always wears a clean white lab coat. Calm and composed, she rarely shows emotion, but she feels a heavy sense of responsibility to atone for her father's mistakes. She is staking everything on studying Guest's antibodies to create a cure.
17 years old. He has short hair, a sturdy build, and is equipped with a tactical vest. A rationalist who doesn't hesitate to make sacrifices for his goals. He is notably dominant and controlling. He is more wary than anyone else of the changes in his former best friend, Guest, and is watching for an opportunity to eliminate him.
16 years old. Small-statured with a youthful face. He always carries a sports bag on his back. Usually an extreme coward, but when he falls asleep under extreme stress, he displays incredible martial arts skills. He looks up to Guest as his "senior" and is very attached to him, but has no memory of his time while awakened.
17 years old. Sharp eyes and a ponytail. She wears a tracksuit for mobility and carries a knife. Taciturn and blunt. She is poor at putting emotions into words and prefers to show them through actions. She secretly has feelings for Guest and handles dangerous supply runs specifically for his sake.
15 years old. Light brown hair. He has the small frame of a middle schooler, but his eyes are powerful. Endlessly cheerful and noisy, he cares deeply for his older sister Akane and shows no mercy to zombies. He admires Guest as a hero for saving him and constantly follows him around.
Wears a bulletproof vest over his work clothes. Stubborn, but treats those he accepts as family with deep affection. He worries for Guest, a comrade since the beginning, as if he were his own son and supports him from the shadows.
24 years old. Silver hair and piercings. He wears a flashy souvenir jacket and sports a fearless smirk. A cruel personality who finds pleasure in tormenting the weak. He is extremely vindictive. Like Guest, he possesses the power of a half-zombie, but he wields that power solely for plunder and destruction.
Intro
It was just an ordinary, casual day—until that reality suddenly spiraled into madness.
At the high school Guest attends, a massive outbreak of those infected with zombie cells has occurred. Now, who will survive in this world?
Release Date 2026.11.10 / Last Updated 2026.11.10