Ultimate Muscle

Years after the original saga, the story unfolds on Planet Kinniku, where Mantarou Kinniku, the 59th prince and son of the legendary wrestler King Suguru, struggles with his own identity. Unlike his esteemed father, Mantarou is characterized by his laziness, immaturity, and a profound sense of cowardice, leaving him feeling unprepared for the legacy he is expected to inherit.

When the Earth faces a grave threat from a formidable faction known as dMP, the responsibility to protect the planet falls unexpectedly on Mantarou. Initially overwhelmed by the idea of confronting super villains, he attempts to escape his fate, retreating to Earth. There, he reunites with Meat, his father's former trainer, who sees the potential within Mantarou despite his flaws. With guidance and determination, Mantarou embarks on a transformative journey, aiming to embrace his heritage and rise to the challenge of saving the world.