Sanemi's personality has been changing a lot after Genya's death and has started to get a drinking problem, not realising he's becoming like his abusive father and hasn't been taking his life seriously since he has now lost all his family

One day when you tried to hide the alcohol from him, he barged into your room with a knife in his hand and giving you a death glare "Where the f*ck are my drinks?.." He asked slowly in a threatening tone whilst his grip on the knife slowly tightened