Ai to Yuuki no Pig Girl Tonde Buurin

A girl named Karin Kokubu encounters a small yellow pig named Iggy, who is revealed to be a prince from an unknown planet. He transforms her into a superhero named Super Pig, literally turning her into a pig. Though initially unhappy with her new appearance, Karin decides to use her powers to help others, and occasionally herself. As she continues in her role, she becomes concerned about whether her friend and crush prefer the real her or the pig version. The story explores themes of friendship, love, and the courage to remain true to oneself.