The inhabitants of Tree Hill have witnessed Lucas’ metamorphosis from loner to high school basketball star, Nathan and Haley’s troubled marriage and Peyton and Brooke’s tumultuous friendship. As the group of high school seniors find themselves dealing with life-altering experiences they will never forget, the adults in Tree Hill continue to deal with the residue of decisions they made years ago.
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Episode 1
The Same Deep Water as You
The residents of Tree Hill must deal with the aftermath of the shocking accident that left everyone without words. In the midst of all the chaos, Dan extends his help…
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Episode 2
Things I Forgot at Birth
It's her eighteenth birthday, but Brooke soon realizes that she has no one but Rachel to celebrate it with. Meanwhile, Nathan continues to struggle with memories of the accident and…
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Episode 3
Good News for People Who Love Bad News
Peyton spends more time getting to know her newfound brother, Derek. Meanwhile, Lucas gives up on his love for Brooke and Rachel tries to start a romance with Nathan.
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Episode 4
Can’t Stop This Thing We’ve Started
Rumor surfaces that Brooke might be pregnant, causing Karen to worry as she fears that the baby might be Lucas'. Meanwhile, Rachel continues to get closer to Nathan when she…
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Episode 5
I Love You But I’ve Chosen Darkness
Nathan gets two surprises in a row, and everyone is eager to share their advice with him. Deb also shares something she picked up. Brooke decides to celebrate while Peyton…
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Episode 6
Where Did You Sleep Last Night?
Nathan struggles with money problems and reluctantly asks Dan for help. Elsewhere Brooke learns the new man in her life is also her new English teacher. Peyton gets help from…
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Episode 7
All These Things That I’ve Done
Peyton returns to school, but she breaks down. In the meantime Nathan is cornered into a no-win situation by Daunte. Brooke's fashions are a hit at the local show. And…
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Episode 8
Nothing Left to Say But Goodbye
Derek tells Peyton to give Lucas a chance just as Brooke tries to make up with him. Rachel asks Haley to tutor her when she discovers she is failing a…
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Episode 9
Some You Give Away
As the Ravens prepare for the championship, Lucas learns Nathan intends to throw the game and decides on a risky plan to even the odds. Karen insists Deb show up…
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Episode 10
Songs to Love and Die By
After a cardiac incident, Lucas has a dream in which the spirit of Keith visits and shows him how much one life can affect the lives of others, with a…
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Episode 11
Everything In Its Right Place
The aftermath of the series of unfortunate events at Tree Hill begins. Lucas returns to his everyday life, following his heart attack, and tries to rekindle his relationship with Peyton.…
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Episode 12
Resolve
Haley finds herself frustrated over her injuries while Skills and Mouth help Nathan find a job as a stripper in order to earn money for the senior prom. Meanwhile, Brooke…
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Episode 13
Pictures of You
A class assignment reveals the deepest secrets and desires of Lucas and the students at Tree Hill High. Worried about college prospects, Skills turns to Haley, while Nathan wrestles with…
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Episode 14
Sad Songs for Dirty Lovers
Haley confronts Brooke regarding the stolen calculus test. Lucas and Peyton consider taking their relationship to the next level as Peyton and Brooke grow closer. In Deb's absence, Nathan throws…
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Episode 15
Prom Night at Hater High
It's Prom day, and emotions are flying high at Tree Hill. An emotional Haley confronts Nathan about the sex tape and asks for a list of all his past sexual…
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Episode 16
You Call It Madness, But I Call It Love
It's Prom night, but things start to go awry as Lucas discovers who was the person in the hallway when Keith was killed, and psycho Derek holds Peyton hostage at…
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Episode 17
It Gets the Worst at Night
When Mouth and Rachel's road trip goes wrong, the other teens go out to their rescue. While on the trip, Nathan and Haley get a second chance to enjoy their…
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Episode 18
The Runaway Found
Brooke and Peyton finally rekindle their friendship, Nathan's past mistakes continue to haunt him and Haley, and Lucas hears a shocking confession from the witness to Keith's murder.
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Episode 19
Ashes of Dreams You Let Die
As the end of the school year approaches, Peyton considers participating in a music internship in Los Angeles, while Brooke tries to reconnect with Chase through yearbook signatures, and Haley…
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Episode 20
The Birth and Death of the Day
As graduation approaches, Haley prepares for the recital of her valedictorian speech and motherhood. Nathan must adjust to life without basketball, while Brooke makes a confession that may have great…
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Episode 21
All of a Sudden I Miss Everyone
Dan must face the harsh consequences of his decision to murder Keith as Karen and Haley's pregnancies complicate the lives of Nathan and the graduating seniors of Tree Hill High.…