An interdimensional timekeeper escapes her homeworld of Aosnomia after discovering a plan to hone her abilities and use her as a weapon to conquer the galaxy . She is summoned to Earth and finds herself helping 3 other powerful youth , soon learning that Aosnomia has already begun its influence in their corner of the universe. With a large threat looming on the horizon, the team begins seeking out the best of the best between dimensions in order to take back worlds and defend others.