The Animal Liberation Alliance, an eco-terrorist organization, rescues a pregnant chimpanzee from an animal testing lab--only for it to give birth to a half-human, half-chimpanzee "humanzee" named Charlie! Fifteen years later, Charlie's human foster parents are finally ready to send him to a normal high school, where he makes his first friend: a human girl named Lucy. In the meantime, however, the ALA's stance has become ever more extreme, and now they're here to drag Charlie into their terrorist plot...

Reads from right to left. "First published in Japan in 2020 by Kodansha, Ltd., Tokyo."--Colophon. "Originally published in Japanese as Darwin Jihen 1 by Kodansha, Ltd."--Colophon.