In a pristine, futuristic city where all danger is eliminated, every aspect of life is regulated and optimized for safety. A thrill-seeking teen Kaito is dying of boredom, he craves the rush of a real danger, the thrill of a recklessness, the risk of bad choices, anything that could break the agonizing monotony of his frustratingly protected life.

A sudden encounter with a rebellious spark shaped as a human, turns Kaito's world upside down. A single question lingers. How far is he willing to go to feel truly alive?