 After battling their way through the woods and the town, Soo and Tyler arrive at his parent's place only to discover that every one on the island, including Tyler's mother and father, have been transformed.The duo battle their way through a mob of monsters and discover Doctor Menlove, a person they had met earlier in the story before the gas was released by the earthquake.The doctor's transformation has been delayed because he was high on marijuana when the Black Gas came; he explains that the chemicals make the mind and body change, creating an insatiable hunger and a primitive desire to eat and kill.