Collapsed Worlds

This is a death competition a hundred times more cruel than "The Hunger Games". Many human beings were involved in a dangerous and unpredictable live broadcast, their consciousnesses traveled to other worlds, and they fought with each other for the limited right to survive. Here, the players' past memories have been erased, and they don't know their true identities, let alone that this is actually a live broadcast, with hundreds of millions of viewers watching their every move. However there is one exception. Sujili remembered who he was and knew that this was a show, so in order to protect himself, he was forced to start a life as an actor. It wasn't until all the worlds collapsed because of this that he suddenly discovered that all of this...