Each of of the ex-members of the tennis club at Sakura Junior High gather together at the class reunion party on New Years Eve. They´re in their twenties now, and Mizuho is eager to finally get to watch Tatsuya back, her long time secret love.During the class reunion, they plan a ski excursion. Their plan is to stay in Mizuho´s mother´s lodge from the hot spring resort. In the middle of the stay, Muzuho´s mother. She is conflicted about what to do, should she take care of her mom or finally devote herself to Tatsuya?What will she perform??