Haruta's friend, Rui, visits Emono's house. Apparently, he wants to go with Haruta to a dark attraction where a wish will come true if the two of them go together. With the support of his family, the two of them are forced to go together, but Haruta himself is very bad at darkness. Emo, who is worried about her younger brother, starts following the two under the guise of shooting Puri-chan...