Annabeth and Percy reach Circe's Island. C.C. made Percy realize his true form - a hamster and tries to lure Annabeth into becoming a sorceress. 

To enter the Sea of Monsters, the ship must pass through two monsters. With casualties and explosions, the episode ends with a terrifying cliffhanger.  

Annabeth takes Percy and Tyson to a secret hideout. They come across a doughnut chain in the middle of the wilderness and encounter the Hydra. 

Tyson displays a strange ability which Annabeth is not fond of. Luke discloses his dreadful plan to resurrect Kronos. 

The trio runs away from the camp and boards the Princess Andromeda. Annabeth's distaste towards Tyson increases.

Annabeth and Percy realize that they have to search for the Golden Fleece in order to save the camp. Meanwhile, Tantalus tells mutilating stories at the sing-along. Percy and the god of thieves have a heart-to-heart. 

In the chariot-racing tournament, the camp gets attacked by demonic pigeons. Percy and Annabeth bicker about Tyson and Grover.

Tyson gets determined by his godly parent.

Percy, Annabeth, and Tyson go to the rescue of Clarisse and the campers when two fire-breathing metal bulls attack Camp only to find out that Camp Half-Blood was not how it used to be. Annabeth shows extreme distaste towards Tyson and Percy finds out who Tyson really is (or a part of the truth).

New York taxi ride is no fun without the Grey Sisters, with flinging eye and tooth, you'll have the time of your life.