Today's Cerberus, Vol. 7 — Ato Sakurai

It's a blast from the past! Tama reappears as a new supporter of Hinata's quest to win Chiaki's heart. However, Chiaki doesn't seem able to express any romantic interest in her or anyone... And just when things are getting cozy for the holidays, a mysterious figure appears, informing Chiaki that someone might be able to restore his old self.