Izumi's first meeting with Shikimori's mother becomes a test of courage—he must confess they've been in a long-term relationship! With Shikimori inconveniently absent during the moment of truth, will his love keep him from faltering? Afterwards, Izumi and Shikimori prepare for final exams. Shikimori's hyper-competitive nature goes into overdrive when they make a bet on who will score higher!

As Christmas approaches, Kamiya prepares to enjoy the holiday quietly, but Nekozaki invites her to a party that challenges her guarded nature. Party activities are out of Kamiya's comfort zone, but with the right friends, maybe there'll be some Christmas cheer?