After Ruthie's boyfriend Peter (guest star Scotty Leavenworth) grows more suspicious of his mother's (guest star Shannon Kenny) new fiancé (guest star William R. Moses), Reverend Camden steps in to counsel the threesome and get to the root of their problems. Meanwhile, Chandler provides pre-marital counseling to a couple (guest-stars Mayim bialik and Bradley White) who don't seem destined for the altar; Cecilia confides to Simon the reason she doesn't want her parents to renew their wedding vows; and Roxanne tries to convince Chandler to return home to see his dying father.

When the crew prepares for the launch of The Resolution of Hector, they soon discover that Rommie has had a change of mind and is now working against the crew. Knowing that this is not normal, Dylan sets out to reclaim the ship, and find out what is controlling his friend.

This semi-final round featured twelve of this season's 24 winners. The two contestants remaining at the end of this episode would win a new 2004 Mazda RX-8 and advance to the final episode where they would compete with the two winners of the next semi-final episode for the title of Fear Factor Grand Champion and $100,000.

With the secrets the car held for years out in the open, Jordan still has questions. Dr. Macy makes a hard decision regarding Jordan and Woody has a case to solve.

Dr. Brown faces one of the toughest moral decisions of his career when a distraught pregnant teenager (guest star Kate Mara) and her father (guest star Kevin Tighe) come to him for guidance about terminating her pregnancy. Meanwhile, Ephram is humiliated in front of the entire school when his date for the Spring Formal ditches him at the dance to make-out with her boyfriend. Lastly, Amy and Colin (Mike Erwin) have a huge fight when she chooses to console Ephram against Colin's wishes.

Carrie learns from Janet that Doug had a dog when he was 11, that they still have today, and Doug is 38! Janet admits to Carrie that the dog died, and they replaced it without Doug knowing.

Speedle and Delko are present when a trendy nightclub catches fire, apparently from a DJ's pyrotechnics display, killing sixteen people and injuring dozens of others. But the ensuing investigation reveals it may have been arson to cover up a murder. Meanwhile, Horatio probes the death of a prostitute whose body is found in the bathroom of a judge's home and evidence suggests that she was in the club during the fire.

Chris Matthews

Lisa's first day working in AAU proves to be difficult and Chrissie can no longer stand living with her mother.