Jump to Parallel Universe to Upgrade

This is not my world, is this another universe? Why are there still some unscientific things? Is the male protagonist's unexpected activation of an unexplainable and unexpected ability a system in the novel, a mutant superpower, or a dream? An unexpected ability? Can you jump repeatedly in parallel universes? Novels, dramas, life jumps to the parallel universe to experience different cheating and upgrade paths, and experience the feeling of being the center of attention. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.