Since the new associate pastor is doing a good job, Eric decides to give up his job as pastor, and tires of everyone asking him for advice. Kevin and Roxanne seem to have a good working relationship and this worries Lucy.

Chandler learns that his father is dying of lung cancer and rejects Eric's efforts to help them; Lucy accepts a date with Chandler's chain-smoking tattooed brother Sid (guest-star Jason London) in order to make Kevin jealous enough to propose to her; Annie is shocked to find a pack of cigarettes in Simon's bedroom; Peter begs Ruthie to lie to his mother about his smoking.

Lucy dreams that Kevin takes her out for Valentine's Day, and Roxanne comes to steal Kevin away. When Kevin does ask her out, she does not want to go, but she goes, and he proposes to her. Eric and Annie try to have their own date.

Lucy fears her father's return to the church will upstage her wedding celebration. Roxanne introduces Chandler to her father. With Simon and Cecilia working together, one day he notices the business manager stealing from the company.

The church needs a new roof, and Chandler talks Eric into helping him ask a stubborn parishioner. She agrees because she needs some help as well. Annie finds out the twins are stealing money. Lucy and Roxanne go out for a girls' night.

Ruthie's friend Peter is upset that his mother is marrying a man he does not know that well. Eric counsels him and the mother. Meanwhile Chandler helps another couple who wants to marry but has several problems with their relationship.

When Roxanne's neighbor's home is robbed, she thinks the thief is the first young boy she's mentoring; Annie and Eric host a party for new neighbors who are hesitant to attend, fearing prejudice against them.

Lucy signs up for the police department's husband-and-wife softball team; Cecilia starts dating someone new.

Eric tries to help Paris' ex-husband Vic, who wants to be part of her and Peter's lives again; she doesn't want him back and Peter is afraid it would affect his relationship with Chandler.

At a Camden party, Roxanne and Betsy get into an argument about the war in Iraq. When Martin's father shows up, Roxanne is attracted to him. The twins want to spend more time with Ruthie.

Matt and Ruthie get together to share a special anniversary date for something they share, but Matt does not want others to know he is in town. Martin takes Cecilia on a date. Vic wants to spend time with Paris because he wants to propose.

Annie's father has died, but Annie seems upbeat. Perhaps she is in the denial stage of grief. Chandler is still upset over losing his own father, and breaking up with Roxanne. Eric suggests he adopt a child.

Chandler has Jeffrey for the night since his grandmother is in the hospital. Lucy and Kevin celebrate their wedding anniversary and discuss starting a family. Cecilia makes plans for going to college and discusses her relationship with Martin. Peter gets caught drinking.

Cecilia breaks up with Martin because she wants to be with Simon. Matt continues to run into a former girlfriend and is concerned about his marriage falling apart. Ruthie's foreign exchange student visits and is now living with the Camdens.

When Simon visits home to write a paper, the twins are just happy, the sisters speculate what trouble he's in; dad guesses his Bible reading is a pact with God for a clear bill on his venereal disease test. Zoe convinces Martin to join her watching a meteor shower for an astronomy assignment, but he leaves his cell phone afraid to tell Eric as it's at night, and thus misses a persistent caller- from Iraq. Lucy wants to return to parish work, but Kevin refuses to dump their baby on her ma, even prefers doing night-shifts or becoming a home dad. Ruthy's ex Peter Petrowski's parents George 'Vic' and Paris ask Eric to remarry them. Ruthy's boyfriend Vincent is offended she nags about Peter saying not to feel anything for her anymore.