Kota and Asuka have just started dating and are in the stage of building mutual trust through their pure relationship. On the first day of the holidays, Kota invites Asuka to his house for a takoyaki party, but Asuka has a feeling that she might end up staying the night. However, Asuka is actually hiding the fact that she is a virgin...! In the end, she ends up staying the night, and when the time comes, she freezes up...