By chance, Sakura learned that her new classmate Elio was good at playing the piano, so she asked Elio to accompany Tomoyo.From her last experience, she learned that Sakura could only activate the Clow Cards she recovered by turning them into Sakura Cards.At this time, something strange happened again. When Tomoyo was practicing singing, the piano started to move on its own.This dangerous piano launched an attack on Sakura and the others, and finally, with the help of the Gokuro Cards, Sakura subdued the dangerous piano.