Stefan Crosscoe, a paranormal expert, contacts Ben White and tells him that his late sister Karen, who had been killed in a werewolf attack, transformed into one of them. To uncover the truth behind her death and the threat of werewolves, Ben teams up with journalist Jenny Templeton. They travel to Transylvania, where they discover an ancient and powerful werewolf queen named Stirba, who is leading an uprising. As they delve deeper, they realize that Stirba intends to unleash her kind upon the world.

The trio must navigate a labyrinth of supernatural dangers as they seek to stop Stirba's reign of terror. Along the way, they encounter various obstacles and creatures while gathering allies to assist in their mission. With time running out, their journey ultimately becomes a race against the clock to prevent a werewolf apocalypse. Ben, Jenny, and Stefan's determination and courage are tested as they face the ultimate battle between humanity and the monstrous forces that threaten to destroy it.