Knights of Sidonia Volume 4

A faction on the Sidonia that believes humanity's aggressive posture toward the Gauna is responsible for the extraterrestrial behemoth's hostility desires to chart a separate course. Hero Tanikaze and his middle-gendered friend Shinatose are both promoted while the scion of the Kunato family delves into dubious experiments in this installment of Vertical's premiere hard sci-fi manga series.