Air date: June 22, 2006
One hot day, Yuko, Watanuki, Domeki and Himawari, plus Mokona, decide to go to the country house. Once they arrive there, everyone explores the house on their own and seems to enjoy the place. But when Watanuki enters his room, he hears a plucking sound from the wall...

Script: Ageha Okawa
Storyboard: Yoshitaka Koyama
Director: Yoshitaka Koyama
Animation Director: Minoru Ueta