Colder: The Bad Seed 漫画

Declan Thomas is a former inmate of an insane asylum that was destroyed by fire. He has the strange ability to step inside a person's madness. Sometimes he can cure it. One day, he hopes to cure his own.

Life goes on for Declan Thomas after his deadly encounter with the psychotic Nimble Jack, but Declan's strange powers continue to develop, offering him a profound connection with the nature of insanity. Little does he know that the malevolent Swivel wishes to pick up where Nimble Jack left off!