Sakutaro Morishige
A student from Kisaragi Academy’s Class 2-9. Mayu’s longtime friend and a Theater Club’s member who likes acting. Usually quiet, and allows only Mayu to call him by a nickname, “Shig (Shige-nii)”.
He takes pictures of corpses later on the game in order to preserve his sanity. He also stated that the only reason why he is searching for Mayu is because her smiles makes him feel safe.