In the small town of Tree Hill, North Carolina, the Ravens basketball team is a source of pride for its high school students. Among the team's standout players are Nathan and Lucas Scott, sons of Dan Scott, a coach with a strong influence over the team. Nathan, a popular athlete and team star, grapples with his father's overbearing coaching style and his mother's lack of attention. Lucas, abandoned at birth, finds comfort in basketball and forms a close bond with his brother, who eventually turns against their father. The brothers navigate friendships with their peers, including musicians Peyton and Haley, and the manipulative Brooke.

Nathan faces a new challenge when his half-brother Lucas joins the team, not ...