: Lucas welcomes Karen back from her summer in New Zealand. He also continues to keep the secret that he was the one who pulled Dan from the burning building. Episode Details Watch One Tree Hill | Season 3 Episode 1 | HBO Max
: Haley returns to Tree Hill and attempts to reconcile with Nathan. However, Nathan is cold and distant, struggling with the broken trust after her departure for the tour. In a flashback, Haley admits she never loved the tour more than she loved him, but Nathan reveals he deleted her phone message and has effectively "deleted" her from his life. [S3E1] Like You Like an Arsonist
The episode focuses on the fallout of the fire at Scott Motors and the return of key characters after a long summer away from Tree Hill. : Lucas welcomes Karen back from her summer in New Zealand
: Dan Scott survived the fire at his dealership but remains hospitalized. He makes a confession to a priest, vowing to remember who drugged him and tried to kill him. It is later revealed (though not to Dan yet) that Deb Scott was the one who set the fire. However, Nathan is cold and distant, struggling with
: After spending the summer in California, Brooke Davis returns for her senior year. She immediately reconnects with Lucas, leading to the start of a "non-exclusive" relationship.