Renowned philanthropist Henry Rutherford is killed when a minor earthquake rocks the city and sends a display case falling on top of him. But when Monk examines the scene, he finds clues that suggest foul play.
Jack is reunited with his estranged son, while Charlotte tries to find out the secret behind the identity of a stroke patient she is caring for. Meanwhile, Justine is learning how to deal with a long distance relationship.
Bob and Peggy Beldon must deal with a suspicious death at their Bed and Breakfast, and Justine gets a chance to show her work at the local Art Walk. Meanwhile, Jack struggles with his relationship with his freeloading son.
Justine and Olivia must each face their own fears when Seth goes missing in Alaska and Justine sets out to find him. Meanwhile, Jack accepts a freelance writing assignment covering a Seattle Mariners game.
Olivia and Jack finally have their Seattle getaway, but things don't quite go as planned and later Olivia becomes distracted trying to help an ex-con she put away who claims to have turned his life around.
As Jack contemplates taking his dream job far away from Cedar Cove, Stan separates from his wife and returns to town hoping to win Olivia back. Meanwhile, Maryellen does some sleuthing to find out what is in John's past.
As the holidays approach, Olivia is dead set on going to Philly to win Jack back, only to find out he is back in town unannounced to tie up loose ends. Seth returns to Cedar Cove with good news of a new business venture.