Ichika and her friends talk about romance in class as the time for Christmas and their school trip draws near. Ichika is asked what kind of guy she likes and tries to describe someone exactly the opposite of Ryo. However, Satsuki then points out someone who actually fits that description. Meanwhile, one of Ryo's coworkers hears him talking to Ichika over the phone and hears that he addresses her as "Ichika-san" as well as him telling her that he loves her...

On the morning of Valentine's Day, Ryo is waiting by the front door like some pet waiting for their owner to come home. Ichika finally comes by and tells him that she spent days trying to figure out what to get him for Valentine's Day other than chocolate and she gives him something rather surprising. After getting to school, Ichika meets up with her friends and they exchange chocolates. Kai receives a message from Ichika asking if they can meet during lunch. Meanwhile, Arie also had prepared some chocolates and...

Arie tells Ryo that even if she knows that he has a crush on someone else, she wants to do everything she can to get him to like her. Ryo considers the fact that if he went out with Arie, society wouldn't care, but if he were to actually date Ichika, their age gap may end up hurting her, so his heart starts to waver. But then, Masuda who was over at Ryo's apartment to have some drinks with him, also tells him he needs to stop being selfish and be a better person. Meanwhile, Ryo's father finally returns home, and...