My Sister Is a Magical Girl? What Do You Mean, Me Too?

Brother and sister+Magical Girl+Transformation+Daily+Adventure+Light Comedy I went to school to pick up the prison girl. On the rooftop of the school, the prison girl said that she was a magical girl. Ha~ it really made me laugh. "Have you really changed?" Eh? The prison girl can change, so can I, the older brother, also change? "No? Brother, have you really changed?" The brother and sister are both magical girls, so there must be more to them than just the two magical girls, but why isn't it an adventure story? "Because this is an everyday adventure story, of course the focus is on everyday life." "So what about adventure?" "Behind the daily routine." "Tsk..."