The tumultuous relationship between Mitsuki and Hime, as Mitsuki refuses the gift Hime gave her. After hearing about Mitsuki's past from Sumika, Hime ponders what feelings Mitsuki might be hiding. Then comes Mitsuki's birthday. Hime visits Mitsuki's house to check on her, as Mitsuki has decided to take a break from her work at Rive due to a cold...