Michael May

Haley and Brooke prepare to re-open Karen's Café, and Nathan and Clay travel in search of new clients and Alex and Chuck are disappointed after Chase leaves for the Air Force.

Nathan, Jamie, Clay, Julian, Chase and Chuck camp out on the river court. Meanwhile, Brooke, Quinn, Alex and Lauren take a trip to Puerto Rico.

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

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.