Synopsis

In a dark city called “the Hole,” a group of sorcerers are cruelly experimenting on people, taking them off the streets. Nikaido, a person in this city, discoveres Caiman, a man with a lizard head and memory loss. They’re trying to find a way to undo the sorcery that gave Caiman his reptile head. They’re killing the sorcerers in the Hole, hoping to kill the right one. But when the lead sorcerer, En, learns that a lizard-man is killing his people, he sends cleaners to the Hole, starting a conflict between the worlds.

(Source: VIZ Media)

It also includes 23 extra stories named “Extra Evil” and a story named “The Lizard Head and the Magic Whistle.”)