Haley and Nathan get ready to leave Tree Hill; Quinn tries to help Clay win Nathan back as a client; Dan's pronouncement shocks Rachel and his audience.

Nathan and Haley's careers bring about a tough decision for the family; Julian reveals a secret to Alex; Clay tries to resuscitate his career; Jamie learns the truth about Skills' new... Full summary

Nathan and Clay reach a breaking point, causing a rift between Quinn and Haley; Brooke shares her concerns with Julian; Millicent's drug problem gets worse.

Brooke gets life-changing news; Nathan is on the verge of signing a new NBA contract; Dan returns to Tree Hill.

Julian struggles to fit in with Nathan and the guys during a weekend camping trip; Brooke and Haley bond during a girls night; Quinn tries to help Clay come to terms with a loss; the... Full summary

Haley and Nathan are left powerless when Dan brings Renee onto his TV show; Quinn wonders what went wrong with David; Brooke shares her true desires with Julian.

Nathan's scandal threatens his endorsement deals; Julian gives Alex another chance; Brooke reconnects with Chase; Millicent questions whether she can be a model.

Haley is pushed into the spotlight; Brooke lets Julian continue to work with Alex; Millicent gets a new job; Quinn and Clay become closer.

Nathan's life begins to unravel as the scandal goes public; Haley encourages Quinn to talk to David, her estranged husband; Mouth makes a career-threatening decision.

Nathan and Clay disagree on how to handle the scandal; Haley starts to question Nathan's loyalty; Brooke and Quinn organize a photo shoot; Julian receives an interesting proposition... Full summary