Michael May

As the gang returns from Utah, Brooke and Julian are engaged, Haley is pregnant, and Clay and Quinn's lives hang in the balance.

Julian agrees to a weekend camping trip but struggles to fit in with Nathan and the guys. Back in Tree Hill, Brooke and Haley spend Girls' Night doing a little bonding of their own, and Quinn helps Clay come to terms with a tragic loss.

Sex games, secrets and shoelaces all come into play as the couples of Tree Hill celebrate Valentine's Day.

A life-threatening storm threatens to strike the residents of Tree Hill; Katie returns to finish what she started.

As Haley's due date approaches, she takes steps to ensure that her friends and family will be ready when the time comes. Brooke and Julian also prepare to begin a family, while Chuck turns to Chase for help with a problem.

Haley strikes up a partnership with Dan in his search for Nathan, and Brooke and Julian take new measures to protect their family. Meanwhile, Skills helps Mouth get to a turning point, Chase faces consequences for defending Chuck, and Clay reaches a new understanding with Logan.