The castaways on the raft run into unexpected trouble. Meanwhile, the remaining islanders attempt to blow open the hatch. Flashbacks continue to show the survivor's final moments before boarding their fateful flight.

In the first season finale, Lucas and Nathan bear the brunt of Dan's abuse as he coaches them into the playoffs, pushing both of them to their breaking points. Lucas is stunned when Haley's reconciliation with Nathan heightens the intensity of their relationship. Meanwhile, Whitey learns that his medical condition may be more serious than he first expected, and Dan learns a shocking secret concerning Deb and Keith.

Will is stunned to discover that Grace is dating her ex-fiancé Danny once again, but he chooses not to interfere after he's accused of being meddlesome. Meanwhile, Jack agrees to take a walk down the aisle with Karen's combative maid, Rosario, who needs a groom to help her smooth out some immigration problems.

Rory finally learns her mother can't afford to buy the Dragonfly Inn since financial aid for Yale didn't come through. She decides to take matters into her own hands with a quick visit to her grandparents right before graduation. Luke has second thoughts about a trip with Nicole after something Lorelai tells him. Jess makes silent contact with Rory after her graduation ceremony from Chilton.

A sense of foreboding surrounds Smallville as Clark must choose between staying with Lana and his family or fulfilling his destiny to rule the Earth. Lex and Helen prepare for their marriage, and Chloe considers Lionel's offer to investigate Clark.