Nobody expected this to exist. An April Fools' joke that actually got made into an OVA, spinning off the character everyone ignored in School Days to play magical girl parody with zero self-awareness about how absurd the premise is. The comedy lands because it commits completely to treating a throwaway bit like it deserves a full magical transformation sequence, complete with all the stock footage and earnest melodrama that the premise has absolutely no right to demand.
Kokoro Katsura wants nothing more than to be taken seriously as a magical girl. Armed with a sparkly transformation sequence and genuine heroic aspirations, she sets out to protect the world from evil and prove she's got what it takes. The only problem: nobody around her seems willing to let her actually do her job. This comedic OVA flips the magical girl formula on its head by focusing on the earnest younger sister trying to carve out her own identity separate from her brother's dramatic romantic entanglements. What unfolds is a rapid-fire parody that doesn't take itself seriously for a single second, packed with visual gags and absurdist humor that plays with genre conventions. The tone bounces between self-aware comedy and genuine affection for magical girl tropes. Kokoro's determination clashes constantly with the ridiculousness surrounding her, creating a fun dynamic that celebrates how earnest passion can survive even the most chaotic circumstances. This is perfect for anyone who enjoys comedic deconstructions of familiar anime archetypes and doesn't mind some fanservice thrown in for laughs.