In the final chapter of One Tree Hill, the tenth anniversary of Tric brings old faces and new possibilities for the Tree Hill Family.
While Haley prepares to emcee Tree Hill's annual Burning Boat Festival, Brooke spends some time reflecting on her father's betrayal. Julian works to revive and old idea from the past, and Mouth and Millie make a change to their morning show. Clay and Quinn adjust to life at the beach house with Logan.moreless
The search for Nathan becomes even more dangerous, and Dan barely clings to life after his rescue mission. To Brooke's surprise, her father returns to town, and Clay and Quinn reconnect with Logan
With Nathan still in trouble, Dan, Chris Keller, and Julian go on a rescue mission. Brooke's situation with Xavier becomes more intense, and Clay and Quinn revisit the past.
Clay finally reaches a new understanding with Logan, while Julian and Brooke are forced to new lengths in order to protect their family. Meanwhile, Chase must face the inevitable consequences of defending Chuck and Mouth gets help from Skills to arrive at a major realization.
Haley receives some news of a possible tragedy, and Dan is forced to confront his dark past as he continues to search for Nathan. Clay takes a step forward in his treatment, and Brooke and Julian deal with Xavier. Chase is pushed to the limits as he worries about Chuck.
Haley turns to Lucas for help in the search for Nathan, who makes an attempt to escape his captors. Brooke meets face-to-face with Xavier, and Julian discovers some evidence that helps Dan in his search for Nathan. Clay makes a connection with another patient.
Dan and Julian team up in their search for Nathan. Mouth informs Clay of Nathan's disappearance, and Haley has to explain the situation to Jamie. Millie helps Brooke come up with a plan to bring patrons into an empty Karen's Café, and Chris Keller confronts Chase after learning that he and Tara have been seeing each other.moreless
Quinn tries to keep Jamie distracted while Haley desperately searches for Nathan. Clay finally gets starts to get some answers about his condition. Meanwhile, Julian attempts to return to a normal life, while Brooke tries to give Tara a chance.
While Julian struggles with his guilt, Brooke helps Haley square off against a new, rival café and its difficult owner. Meanwhile, Chase meets a new girl with a complicated secret, and Quinn goes to great lengths to help Clay understand that he's worse off than he thought.
Haley receives from help from Dan as she struggles at Karen's Café. Quinn is upset when she learns that Clay is hiding something, and Chase tries to mend a broken heart. Brooke is disappointed when lunch plans with her father don't turn out as she had hoped, and Julian makes a mistake that will change his life.moreless
Brooke discusses a new business idea with her father, and Julian continues to worry about his investment in the sound stage. Quinn convinces Clay to seek help for his sleeping problems, and Millie struggles to be honest with Mouth. Chris Keller presents Alex with a lucrative offer, and Nathan volunteers to scout in Europe, leaving Dan with Haley and Jamie.moreless
As Brooke and Julian start adjusting to life with their new children, Haley and Nathan are dealing with a similar situation at the Scott household. Although they don't know it yet, faces from the past threaten to interrupt plans for all their futures. Meanwhile, Quinn and Clay face a mysterious problem.moreless