Synopsis

A group of 7 university students, that belong to the same tennis club, leave for a graduation trip to a snowy mountain cottage during the wintertime. Although all of them seems to get along well, some of them carry secrets the others are not aware of. Yuta Shino, the cool and brilliant president of the club, is in love with Miki and plans to tell her about his feelings at the destination of their excursion. But it doesn´t works out the way Yuta wishes, instead he learns that Miki is already dating his best friend, the free-spirited Takano Natsu. When love is shattered and jealousy unleashed, the seven friends find themselves in conflicting postions, and suddenly a murder occurs.