Konjiki No Gash Bell !! s01e12
Titre original : Sherry's Rhapsody Of Life
Sherry and Brago are in a forest searching for a Mamodo and its partner. While there, Sherry reminisces about the past. In the past, Sherry is going to congratulate her friend Koko when she finds that Koko's city is on fire. Searching the city, she finds Koko brainwashed by the Mamodo Zofis. In the present time, Sherry and Brago engage in battle with the Mamodo they were searching for. Just then Sherry collapses from exhaustion. Sherry dreams about the time Koko saved her when she tried to commit suicide and how Koko afterwards became her first and best friend. Sherry regains consciousness and uses her new spell "Ion Gravirei" to defeat the Mamodo pair. She collapses soon afterwards with a fever.