It tells the story of Dao Ge, Gao Fei, Han Xiao, and others who encountered a bizarre accident in the ring subway of a certain city. After falling deep underground, they were attacked by a huge monster. In order to escape, everyone initially insisted onOften panicked, until their teammates died one by one, they finally realized their pain, united and fought against the monster together, and finally succeeded in escaping. The whole story is exciting and tense, with a tight rhythm and some humorous comedy elementsTo make the entire story more beautiful, it mainly showcases the different reactions of people with different identities and personalities when facing sudden disasters, as well as the relationships and emotions between people during disasters.