A Different World

In a future where cosmic rays are ravaging, humans huddle in underground cities. The protagonist Chen Mu accidentally awakens the ability to travel to other worlds in order to save his terminally ill sister Chen Xi. In order to obtain the healing elixir, he sneaked into a Taoist temple to steal the secret medicine. Although he successfully alleviated his sister's illness, he fell into the sequelae of time travel: his spirit became increasingly depressed, and his identity wandered between reality and another world. When the dungeon resources were exhausted and the "Ark Project" was launched, Chen Mu's ability to travel gradually lost control...