The CW has released the official description for the premiere of the ninth and final season of One Tree Hill.
The episode is called "Know This, We Noticed."
THE NINTH AND FINAL SEASON OF ONE TREE HILL WELCOMES NEW HOPES, CHALLENGES AND DANGERS --- As Brooke (Sophia Bush) and Julian (Austin Nichols) begin to adjust to life with their new children, Haley (Bethany Joy Galeotti) and Nathan (James Lafferty) find themselves dealing with similar issues. Although they don't know it yet, faces from the past threaten to interrupt plans for all their futures. Meanwhile, a mysterious problem arises for Clay (Robert Buckley) and Quinn (Shantel VanSanten). Paul Johansson, Stephen Colletti, and Tyler Hilton also star. The episode was written and directed by Mark Schwahn (#901).