Hiori and Ruka have one thing in common: they're both magical girls called Reflectors; they use their powers to help resolve emotional struggles and protect people's hearts.
Hiori wants to team up with Niina to get everyone's feelings back; Ryoka tells Ruka about her and Amiru's past.
Hiori brings Niina to the dorms; Ryoka and Amiru come over to help the girls clean the dorms; Amiru asks to talk to Ruka.
Hiori and Ruka try to talk to Lime and Yuzu to see if they can return feelings that have been stolen.
Niina shows Hiori the event that changed Mio forever.