Adachi tries to figure out what kind of chocolate to give to Shimamura. Later on, the girls go to Nagafuji's house to play a game.

Valentine's Day finally arrives and Adachi and Shimamura hang out as promised. But this time, it's actually Shimamura that has a surprise in store for Adachi.

Adachi and Shimamura start a new school year and Adachi is nervous to see if they actually end up in the same class. They do end up the same class, but as Adachi tries to get closer to Shimamura, others get in the way.