Ichika and Rio go to Okinawa for a school trip. Masuda ends up coming along with one of his seniors at work to be their camera guy on their trip. Rio had been sending pictures to Ryo from their trip, which ends up reminding Ryo of Kai and he gets worried. Meanwhile, Ryo ends up picking up an anime keychain that his coworker Matsushima Arie had dropped and she asks him to not let anyone at work know about her hobbies, and he has something nice to say in return...

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...