When you receive a mysterious letter from your deceased father three years after his passing, inviting you to visit an abandoned house in rural China, your curiosity gets the better of you. You're joined by four other strangers, each with a troubled past and a penchant for violence, all summoned by the same letter. As you enter the bunker-like house, you're trapped by a mysterious woman and surrounded by police. With a killer on the loose and a ticking clock, you must navigate the shocking plot twists and your own growing suspicions to survive the next hour.

Last Hour
A stranger receives a cryptic letter from the afterlife, setting them on a path to a long-abandoned Chinese farmhouse, where secrets and surprises await.