God instructs Joan to ask a troublemaker to the winter formal. Will uncovers secrets that could prove unfavorable to the former Chief of Police and other members of the city's government.

Joan is saddened when she learns Rocky (Death Be Not Whatever) has passed away, causing her to further question God about life and death. Will loses his job when his discovery, and whistle blowing, of a political conspiracy causes the town government, and police department, to be desolved. While Luke continues to work on his science project and his growing attraction to Grace and Kevin is injured in a game of basketball.

As Joan tries to work her way up to the high dive despite her acrophobia, Luke attempts to overcome his paralyzing fear of undertaking an activity at which he might fail. Meanwhile, Will continues his quest to find Judith's killer, and Kevin goes on a date with Beth. Additionally, while reflecting on Judith's death and Kevin's accident, Helen becomes overwhelmed with concern about her family being in harm's way.

After being prodded by Judith to go on a real date, Joan and Adam nervously prepare for a romantic night at a fancy French restaurant. Little do they know that Judith has subsequently made some misguided plans for herself for that evening, which later causes the guilt-ridden Joan to wonder if she could have prevented her friend's misfortune.

When the hospitalized Joan is diagnosed with Lyme disease, she begins to question if she's been seeing God or merely experiencing the hallucinations that can be symptomatic of her condition... Upon hearing that Joan may have been suffering from the symptoms of Lyme Disease for months, a somewhat relieved Will and Helen believe this news may explain Joan's mood swings and atypical behavior, while a concerned Adam wonders if Joan will be different upon her recovery. Meanwhile, the hospitalized Joan experiences a crisis of faith -- and considers revealing to someone close to her that she's been talking to God. In separate circumstances, Helen and Will begin to rethink their belief systems after, respectively, experiencing spiritual dreams and miraculous events.

Joan prepares to prosecute a case for a mock trial at school, per God's request, while enthusiastically planning a way to celebrate her one-year anniversary with Adam, who has secretly betrayed her. Joan surprises everyone with her passion in prosecuting a mock case against the equally motivated defense attorney, Grace. Meanwhile, while trying to hide his guilt from Joan as she plans a special anniversary night out with him, Adam decides to confess his wrongdoing to an appalled Grace. Meanwhile, Will investigates the murder of an eight-year-old girl and Helen continues her study of catholicism.

After saving a girl's life Joan suddenly becomes famous but she soon learns fame is fleeting and can even turn against you; Adam has a job interview that doesn't quite go the way he wants; tension builds between Lucy and Will; as Luke prepares to get his drivers license Grace tries to educate him on the harmful impact vehicles have on the enviroment.

Joan is convinced that she's meant to help Stevie keep her part-time job with Adam, despite Stevie's mother's order that she quit. In an effort to supply Stevie with the Social Security number that Stevie's mother is withholding, Joan gets Kevin to use his investigative reporting skills. Kevin's findings end up leading Will to make a discovery that quickly turns Stevie's world upside-down. Meanwhile, Adam is upset with Joan for telling Helen that he tried to have sex with her, and Kevin is conflicted when the local television station asks him to do a report that pertains to paralysis.

God tells Joan that the last two years were a spiritual boot camp for her greatest challenge yet, pitting her against a man with a sinister agenda.

Joan gets a lesson in popularity when God tells her to try out for the cheerleading squad, and her efforts to impress two pom-pom girls pay off with an invite to hang out together outside of school. Meanwhile, Will's first case working with Det. Toni Williams involves an abandoned newborn left in a trash bin, presumably by a student from Arcadia High. Another story line has a classmate sensing a gay vibe in Luke.

Joan baby-sits for a 6-year-old boy who is obsessed with death; officers assault a black man at a gas station.

God wants Joan to score an ""A"" on a test about French saint Joan of Arc. As the teen hits the books, she draws comparisons to the life of the young heroine who claimed to hear divine voices and was burnt at the stake. Helen finds her daughter's newest obsession troublesome and urges Will to have the entire family visit a therapist. Meanwhile, Will is unjustly raked over the coals for shutting down a crack house.

God tells Joan to join the debate team, where her partner has a stuttering problem. A new security system is implemented at Arcadia High School. After the art teacher quits, Helen wonders if she would be right for the job. Both Kevin and Luke seperately deal with the aftermath of a kiss. And Will and Toni deal with a case involving a reverend accussed of child molestation.

Joan gets a chorus role in the school musical per God's request and is elated when Adam agrees to design and build the play's elaborate sets.

Each of the Girardis deal with crises of varying seriousness, the worst of which puts Will at the mercy of a crazed gunman. The day also finds Helen reacting with mixed emotions after getting a positive result on a home-pregnancy test. Meanwhile, Joan dreads having to take her driver's exam, and Luke is presented with a major distraction just before he's supposed to compete in a high-stakes competition.

God tells Joan to take piano lessons; Joan helps her piano teacher deal with her past; Joan learns a painful secret Will and Helen have been keeping from the family; Iris becomes suspicious of Adam and Joan closeness.

After God tells Joan to give Adam a gift, she finds something that leads her to wonder if God's suggesting she have sex with him... While secretly searching through Adam's backpack for gift ideas, Joan is stunned to find a condom there. She soon wonders if sex is the ""gift"" God had in mind, and she nervously ponders whether or not she'd be ready for such a big step. Meanwhile, Kevin begins covering court proceedings for the paper and ends up causing a stir in one of Will's cases.

God has Joan adopt a wild cat; Helen's Aunt Olive has a stroke while visiting; Will calls Internal Affairs to investigate for corrupt cops.

Things get dirty in a student council election as God instructs Joan to support a candidate; Helen must deal with a student who protests another students work of art.

God tells Joan to do an extra credit English assignment on romance poets, which causes her to question her own love life.

After Price discovers Joan holding an empty egg carton near his freshly egged car, he wrongly assumes she's the culprit and punishes her with a weekend of community service. Without more direction from God than to rise above the injustice, Joan tries to figure out if she's meant to help a bitter former nun, Lilly, who is overseeing the service project, or one of the social outcasts who are serving as a result of their own offenses. Meanwhile, Joan's also upset that her reluctance to begin a sexual relationship with Adam is driving a wedge between them. Also, Adam meets a troubled artist at the community center; Joan gets Luke a job at the bookstore; Kevin has another car accident.

Joan enrolls in advanced-placement chemistry, after God asks her to stop being an underachiever; Will ruffles feathers during an arson investigation.

Helen fears Joan is becoming eccentric when she enthusiastically tackles her boat-building project; Will encourages Kevin to join a wheelchair basketball team.

Joan learns from God that she's holding a garage sale on Saturday, which doesn't leave her much time to sort through her family's unwanted belongings. Among the items she unearths are paintings created by Helen during a dark period in her life. Elsewhere, Will goes to bat for a rape victim even though the district attorney feels the case isn't strong enough. Also, Joan catches the interest of a class charmer and a newspaper job falls right into Kevin's lap.

At Helen's insistance, she and Will take a getaway to a spa, but all does not go well when Will cannot forget about his job. And with the parents away, the kids are up to a little recreation of their own; Kevin and his boss, Rebecca, find it hard to ignore their mutual attraction; Joan, as she is trying to sort out her feelings for Adam, is instructed by God to throw a party while her parents are way; Luke helps Joan pull off a successful party.