[s9e1] Know This, We've Noticed May 2026

: Chris Keller returns to Tree Hill after a five-year absence to run Red Bedroom Records, immediately clashing with Alex over her music production.

: This episode features the first on-screen appearance of Brooke’s father, Ted Davis.

: After his diner burns down, Dan returns to Tree Hill seeking a place to stay. Although hesitant due to his dark history, Haley eventually allows him to stay for a few days, leading to a tense confrontation when Nathan returns home to find Dan holding his daughter, Lydia. [S9E1] Know This, We've Noticed

: Clay begins experiencing strange episodes of sleepwalking, once waking up in a park with no memory of how he got there. Despite Quinn’s pleas for him to seek medical help, he initially remains in denial.

You can find more detailed reviews and episode breakdowns on platforms like IMDb and the One Tree Hill Wiki . : Chris Keller returns to Tree Hill after

: Both Tyler Hilton (Chris Keller) and Paul Johansson (Dan Scott) rejoined the cast as series regulars for this final season.

is the premiere episode of the ninth and final season of the drama series One Tree Hill . As the beginning of the end for the series, the story focuses on the characters navigating new roles as parents while being haunted by returning shadows from their past. Story Overview Although hesitant due to his dark history, Haley

: James Lafferty (Nathan) and Bethany Joy Lenz (Haley) are the only cast members to appear in every single season premiere of the show.