Kokonoe, Usa and Kagami go shopping for a present for their teacher, until Kokonoe decides to make one herself and the three end up staying the night at her house. Along the way their crushes come to light: Usa on Reiji, Kagami on Kokonoe, and Kokonoe on Sensei. Another episode has Kuro-chan trying to become friends with Shirai-sensei. In the last, the girls travel to the country with Aoki and Houin to visit Aoki's family. The three comedy and ecchi episodes were released on DVD alongside limited edition volumes of the manga.