When the girls are alone, Yukari asks the girl if she has ever been called by a nickname. The girl replies that she has never given anyone a nickname before. Yukari then asks if she knows all the girls in the boarding school, and the girl says that she doesn't, since she's not a member of any clubs. She also says that Yukari is too friendly with the other students, and that she would have baked them a cake to celebrate their birthdays. The girls agree to celebrate next year, and Yukari tells the girl that it's too cold for them to go home. She tells Yukari that she wants to go to the hot water heater, but Yukari says that they're too cold to use it. She wants to buy some kotatsu, which are bath salts, to warm her up