To rescue the Charge Mermaid kidnapped by the evil organization "Great Star Cluster Gozua," the film superhero team Charge Man springs into action. However, standing before them is the Charge Mermaid herself—brainwashed by Gozua and now serving as a top lieutenant under the high commander Doolga. Now transformed into Vershima, she obeys Doolga's orders and attacks her former allies, the Charge Men. Unwilling to harm their comrade, the Charge Men are driven into desperate combat. But through their relentless appeals, her heart begins to waver, breaking free from the brainwashing and reclaiming her sense of justice. Together with her comrades, she defeats Doolga—yet from that moment on, her fate takes a drastic turn. This story delivers a dramatic narrative centered on the conflict between good and evil, the bonds of friendship, and an intense inner struggle. And its conclusion leads to a shockingly devastating BAD END beyond imagination.