Episode Title:
Apprehension of Spring.
Episode Description:
Koshiro is uncomfortable with Nanoka's doting presence as he struggles with his feelings towards her. Nanoka takes over many of the household chores and even makes a bento for Koshiro. He reaches his limit when she arrives at his office to visit him, telling her to never visit him again and stop calling him her big brother. To work off her anger, Nanoka goes out with some friends, Futaba Anzai and Youko Tamaki, to eat ice cream and karaoke until night. On her way back, she calls once again via payphone, but is yelled at by Koshiro again. However, she forgives him when he goes to pick her up on his bicycle and he gives her permission to call him 'big brother' again.
