The Camdens have a bad vacation;Simon is depressed over accidentally killing a classmate; Lucy and Kevin discuss starting a family; Mary deals with something she's not ready to share; Peter spends more time with the Camdens.
Mary reveals that she married Carlos. Simon does not want to return to high school and Eric tries to find a solution for him. Roxanne and Chandler end their relationship.
Simon hopes for an early graduation from school and asks Eric plead his case; Simon's advisor is also the son of a preacher; a bully bothers Ruthie; Kevin must babysit his boss's grandchild; Chandler is caught kissing another woman.
Investigating a domestic-violence call, Kevin gets beaten up by the wife; nobody seems to care that Simon's about to leave for college; Ruthie and Peter work on a school project; Martin Brewer enters the Camdens' lives.
Weeks after the September 11 attacks, Eric challenges his parishioners to do something good for someone else and use their own special talents to help people in need; he must find his own way of giving to others.
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.
The high-school principal has a strict rule about only parents visiting the school; Eric informing her about a family that wants an exception leads to the school board investigating the principal.
When Matt and Sarah begin training at the hospital in New York, Matt finds answering questions and performing procedures easy while the other students struggle.
Matt wants to drop out of medical school after Sarah leaves him. Rabbi Glass talks to Matt about Sarah. Kevin's ex-wife is in town and wants to have dinner with him and Lucy. Martin's aunt wants Martin to move with her to New York.
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.
Martin wants to drop out of school when a sports team recruits him. Lucy wants to move out after an argument with her mother; Kevin tells her to apologize and be more active in their finances. Chandler is the executor of his father's estate.
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.
A school project gets Ruthie and Peter in trouble as they write a newspaper article about two presidents containing false information. Annie's half-sister visits to discuss information about their father, but Annie does not want to listen.
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.
Love and marriage seems to be on everyone's mind as Annie's sister is planning her wedding, a mentally challenged couple wants to get married after just one date, and a couple has their premarital counseling with Chandler.
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.
Lucy and Kevin look for their first home as does Chandler; turns out they are looking at the same place. Eric and Annie decide to buy their house from the church; Ruthie plans to move into the garage apartment when Lucy and Kevin move out.
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.
Ruthie and Peter get separated from their classmates on a field trip. Kevin and Roxanne go undercover for a police assignment. Chandler struggles as a new parent.
Lucy thinks Kevin's partner is keeping secrets from him, such as she is trying to become a detective. Matt is having problems in his marriage. Martin learns that everyone thinks he is having sex with Cecilia.
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.
