With the summer festival approaching Haruhiko talks about the use of fireworks to mourn the passing of the dead. After he accidentally steps on her, Haruhiko's Phantom friend Ruru decides she is tired of being small. She meets a Witch Phantom who specializes in granting the wishes of other Phantoms. Ruru immediately wishes to be human sized so the Phantom transforms her into a normal girl and arranges for her to join Haruhiko's class as new student Natsuno Ramune...