On their way to pick up Karen (Moira Kelly) from the airport, Keith (Craig Sheffer) and Lucas' (Chad Michael Murray) car collides with an oncoming vehicle and an unconscious Lucas is left fighting for his life. Having witnessed the accident, Dan (Paul Johansson) races Lucas to the hospital and must acknowledge that Lucas is his son in order to save his life. Meanwhile, Peyton (Hilarie Burton) decides to tell Brooke (Sophia Bush) about the kiss she and Lucas shared.