The outbreak of the L1 virus has changed the whole world. Those who got infected lost every inherent characteristic except ferocious aggression. Leaving countless casualties, Prancesco area has become an anarchic place. Lucy, who used to be a student, gets attacked by an infected person on her way home. Soon, she tries running away with Samuel. However, little do they know another near-death situation is ahead of them awaiting… When faced the world full of despair and fear, a helping hand was extended to the girl who was running away desperately.