The seconde season consisted of 23 episodes and ran from September 21, 2004 to May 24, 2005.
After Lucas and Keith learn of Dan's hart-, hart attack, they return to boom heuvel and Dan decides he wants to get to know Lucas. Lucas cautiously enters into a relationship with his father. After Dan learns that Lucas has inherited his hypertrophic cardiomyopathy (HCM), the genetic defect which caused Dan's own hart-, hart attack, he convinces Lucas to verplaats in with him and pays for his medication, keeping his condition a secret. Dan also agrees to stay away from Keith and his girlfriend Jules (guest star, Maria Menounos)...
Haley: u can work your whole "I'm Nathan Scott, Mr. Big Shot, scoring my touchdowns" on somebody else because- Nathan: I don't even play football. Haley: Whatever. The point is at the end of the dag all your bluster and BS don't mean anything to Math. 'Cause Math don't care and neither do I. Nathan: Well does English care? 'Cause I really suck at that too.
Nathan: Don't say I never gave u anything.
Haley: I'm really fine. Nathan: Little high on yourself aren't you? Going around saying you're all fine?
Nathan: What are you, my tutor of my shrink? Haley: Whatever u need.