When the hotel run by Taew is found to have a COVID-19 case, it is shut down and everyone there must remain in quarantine for 14 days. The messy and spooky happenings wages on, even the zombies rise to chase people.
Pojaman, a lovely, well-mannered young woman, travels from her home in the sticks to Bangkok to study. Before he died, her father ordered Pojaman to live in the Baan Dok Mai Thong mansion. Pojaman walks into a madhouse where she soon comes to find her life is in danger. The household schemes to assassinate her in order to prevent her from inheriting. When at every turn, the plans keep failing, fate intervenes in an unexpected way.
After a body is discovered in their building, a vengeful, paranormal presence begins to affect Taew, Mod Dum and Cartoon's business.