Standing stunned at the station, Aki honestly tells Sunao over the phone that Nao might be dead. Sunao is shocked and distraught. Under the tracks, they find Nao's school uniform, shoes, and a light blue scrunchie—

The day after her aquarium date with Aki, Nao is invited by her classmate Sato to eat lunch together, marking her first time having lunch with a group of girls. Later, in the library where she goes with Sato, Nao spots Ritsuko walking along with a troubled expression on her face—