"Back" is a full-motion live action horror game. Players will take on the role of the “Ren Xing” and experience a suspenseful and bizarre journey in the game. In the game, the player will explore a huge villa. The villa hides a huge conspiracy, players will face different emergencies to choose different ways to respond, and different ways to respond will determine the final outcome. Ren Xing as a real estate agent (thought at the time), came to a villa for field shooting, but accidentally fell into a horrible plot, players need to choose how to escape the villa. Finally through different choices to start different game endings. Whether the puzzle can be solved, or forever trapped in the villa, depends on the player's search and choice during the process.