Nozomu's brother, Saku Ezomori, puts a special bracelet on Kouta's wrist that will hurt him if he becomes sexually aroused, and Chizuru worries that if she tries her normal flirting behavior she could eventually kill him.

Japanese New Year has arrived! While Kouta is enjoying his time alone, Chizuru distracts him with a school swimsuit and she wants to play a love game.

Yukihana, a member of Chizuru's family wants to test the bond between Chizuru and Kouta. In doing so, she creates a snowstorm around the school. Can this really bring them together?