VR game designer Ling Jiushi decided to resign after his job was not going well. A test game called - Spiritual Realm made him forget his worries.Struggling to find a complete version of the game, he unexpectedly received a game CD from abroad.After a car accident, he came to a corridor with 12 iron doors.When he came to the door, a mysterious man helped him escape from the wolf's claws in the forest and snowy mountains, and welcomed him to the world of the door.