Nina Iseri drops out of high school and moves to Tokyo by herself. In front of the station in the suburbs of Tokyo, Nina sees Momo Kawaragi singing alone and is touched by the power of music. Nina decides to form a band with Momo, Subaru Awasu, a girl who hides her true feelings, Tomo Ebutsuka, who was abandoned by her parents, and Rupa, a lonely girl without any family...

Rose, a lone witch who lives quietly by the lake, is asked by the knight she secretly loves to brew a love potion—for someone else. Though heartbroken, she cannot refuse him, choosing instead to treasure the fleeting time they spend together gathering ingredients. And as the days quietly slip by, Rose finds herself clinging to each shared moment, dreading the day the potion is finally complete.