Following the death of his uncle, a young man named Peter Parker decides to become a Marémon Hero like his idol Tony Stark in an alternate version of the Marvel universe where superhero and villain personas are embodied as creatures called Marémon.
November 2, 2036 the lives of mutants changed forever. The hatred for mutant-kind escalated because of a single man's promise to remove a threat he believed was still there after many years of living in peace. The heroes of the world have grown older, many retired. Now their children must take a stand in a fight for their future.