Ogami-san Can't Keep It In manga volume 6 features story and art by Yu Yoshidamaru.

Due to a slight misunderstanding, Ogami-san and Yaginuma-kun have ended up in a fight! And then, Ogami-san's close friend from middle school, Mone, makes an appearance. Mone doesn't think well of the couple, and thanks to his scheming, the distance between the two grows further and further apart. Can their relationship avoid natural extinction?!