After witnessing a Chinese gangland murder, Monk has to stay in an FBI safe house – a cabin in the woods – in the protective custody of Agent Grooms, with Stottlemeyer and Natalie as company. Awakened by a man's scream, Monk convinces Stottlemeyer and Natalie that a woman in a nearby cabin has murdered her husband. Agent Grooms, however, remains skeptical. After Grooms disconnects their telephone, Stottlemeyer locks him in the bathroom and the three "borrow" Grooms's car and set out in a rainstorm to investigate, only to get stuck in the mud on the way. Meanwhile, Disher and his new girlfriend Hayley are encountering a strange circumstance – the fortunes in their fortune cookies keep coming true. When a fortune informs Disher that an old friend is in trouble and only he can save him, Disher immediately sets out to save Monk, unaware that he's leading a pair of hitmen to the FBI cabin. After a rainy night in the car, Stottlemeyer leads Natalie and Monk through the woods toward the neighbor...