During swimming class, Mea feels dejected about the Azenda fight. Earlier, she tried to convince Yami to revert to a weapon but Yami rejects and explains that there is more in life than fighting. On the other side, Yami talks to Momo regarding Mea's stubbornness about living as a weapon and how she was like her before. Nana finds Mea depressed and looks for ways to cheer her up by asking Rito for advice. Rito suggests doing something fun with Mea, giving Nana an idea. Afterschool, Nana grabs Mea to the riverside where she has an event prepared...