Boku No Kokoro No Yabai Yatsu

Vol.8 Chapter 108.1: Twitter Extra
Vol.8 Chapter 108: I Didn't Notice
Vol.8 Chapter 109: I Noticed
Vol.8 Chapter 108: I Didn't Notice
Vol.8 Chapter 109: I Noticed
A "fearsome psycho-thriller" centering on "the dark side of adolescence." The manga centers on Kyōtarō Ichikawa, a person at the very bottom caste of his school, and who hides murderous impulse that lurks at the very bottom of his soul.