City: World of Superpowers, Who Is the Master of the Game?

You were originally an ordinary artistic young man who was idle at home after graduating from college. You thought you would live your life in such a mediocre way, but unexpectedly, your life has changed dramatically... Have you been transported to another world? Everyone in this world has "superpowers"? Every time you teleport from the real world to the supernatural world, you have to play an elimination game? Only the winner can return to the real world alive, while the loser can only die in the supernatural world forever... But you have a younger sister who is in high school at home, what should you do? You can't die, you must live for your sister... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.