Baikinman has spent decades as the villain who never wins, and suddenly he's inside a storybook where nobody knows that about him. He gets to be the hero for once, even if it's reluctant and messy and he'll probably need Anpanman's help anyway. That's the whole thing: a character defined by failure finally gets permission to try, and the picture book doesn't care about his track record.
Baikinman's schemes take an unexpected turn when he gets pulled into a magical picture book world. There, he encounters Lulun, a cheerful fairy who inhabits a sprawling forest filled with wonder and danger alike. A massive, destructive elephant is terrorizing the woodland realm, and Lulun desperately needs someone brave enough to stand against it. Stuck in this storybook landscape, the mischievous villain finds himself in an unfamiliar position: the only one who can help. Baikinman reluctantly agrees to face the rampaging creature, though he quickly realizes the elephant's strength far exceeds his own. Forced to swallow his pride, he makes an unusual choice and calls for the one person he usually opposes: Anpanman. What unfolds is a strange partnership between enemies united by a common goal. The film blends Baikinman's comedic self-interest with genuine moments of growth as he learns what it means to fight for something beyond himself. Perfect for longtime fans of the series looking for a fresh angle on familiar characters, and for anyone who enjoys stories about unlikely alliances and discovering courage in unexpected places.