Brooke runs into someone from her past while on a trip to New York with the Tric bartender, Owen. Nathan and Lucas attend Dan's hearing while they try to protect Jamie from him. Mia gets an offer from a major record label and in the meantime, Haley and Nathan's marriage is on the rocks.

On the eve of Lucas and Lindsey's wedding, they conspire to save Nathan and Haley's marriage. Brooke pairs Peyton with an old boyfriend, while Rachel and Dan return to Tree Hill.

On Lucas and Lindsey's wedding day, Peyton must choose between intervening and losing Lucas forever. Nathan uses the event to try to mend his marriage to Haley. All are shocked when Dan, who is out of prison on parole, shows up at the event.