A Thai horror thriller, Diecovery follows a group of friends who reunite after years apart. During a get-together, they decide to play a mysterious online game that challenges them with terrifying dares. What starts as harmless fun quickly turns into a nightmare when each dare becomes deadly, forcing them to confront their past, their secrets, and the horrifying consequences of their choices. The friends must find a way to survive the game—or risk losing their lives one by one.