It is shown how a young Cocoa met Chino's grandfather, seemingly casting a spell to grant his wish of becoming a rabbit. Meanwhile, Rize is chosen as the heroine for a school performance of The Phantom of the Opera and seeks out Chiya for advice on how to become more ladylike, although in the end, her role ends up being scripted to her usual personality. Later, Aoyama, who has decided to quit writing, takes up a part-time job at the Rabbit House, becoming saddened when she hears Chino's grandfather had died. She explains that her slump came from losing a fountain pen that was given to her by Chino's grandfather, so Cocoa and Chino help to look for it. Upon finding the pen, Chino convinces Tippy, who possesses the soul of her grandfather, to encourage Aoyama, who returns to her writing career whilst she remaining oblivious of Tippy's true identity since she's airheaded.