Sidekicks is a story about a young boy named Markus yoshiro who wanted to become a superhero like his father Alpha who is an alien super hero one day his powers develop and he begins his crime fighting journey by be coming his sidekick and meets other heroes as well but when he and his family is being threatened by an evil genius called Mastermind and his assassin cobweb it's up to Markus and his family along with other super powered individuals to defend themselves.