Mad Chimera World
Other names: マッドキメラワールド, 疯狂奇美拉世界
Author: Kishimoto Seishi
Artis: Kishimoto Seishi
Set in a ruined world overrun with chimerical creatures where the female creatures eat the males. Two creatures explore the land: Usagi, the elder sister, protects her brother Mitsuki, a curious chronicler who is able to read the books in their secret hiding place to know that the world was once different.