A teenage girl is chosen by God to help him on Earth.
Pressed by God to raise her academic sights, Joan lands in an advanced chemistry class with a pair of the school's most notorious truants; an arson investigation leads Will to suspect a highly placed local official.
A psychic searches for a missing boy.
As Joan looks to explain her sudden interest in building a boat, Will faces the ire of his men when he hesitates to form a task force to investigate the murders of two cops.
Joan's yard sale forces Helen to confront a painful episode in her own past.
An abandoned newborn baby sends Will into Joan's high school in search of the mother.
As Will is faced with a case of racially motivated police brutality, Joan's new babysitting job has her caring for a terminally ill boy.
Joan struggles with God's request to remove Adam's work from the high school Art Show.
Instructions from God to ace a history exam ignite Joan's interest in the life of Joan of Arc.
As Joan is ordered to finally get her driver's license, Will is kidnapped by a murderous escaped convict.
God sends Joan on a date with a troubled high school classmate.
A disturbing dream that foretells the death of a young friend has Joan worried about Adam.
With Will and Helen away for a spa weekend, Joan and Luke plan to have a big party.
Joan joins the debate team, only to find that she's been paired with a student who stutters.
An effort to help an unpopular classmate places Joan in an embarrassing spot at school.
A request to do volunteer work with children puts Joan and Adam's relationship in jeopardy.
Joan risks her own standing at school to help a homeless teenage girl.
Caring for her ailing brother, Luke, has Joan buried in an avalanche of competing priorities.
Joan's piano lessons expose the deeply buried feelings of Will, Adam, and an embittered ex-musician.
Joan looks to prove her worthiness to Adam by joining their high school's yearbook staff.
Joan is disappointed when her new look fails to impress Adam; the return of a old girlfriend dredges up anger in Kevin.
Finding a condom in Adam's backpack leads Joan to conclude that the time has come for them to have sex.
A serious illness that sends Joan to the hospital leads her to doubt that she has ever really talked to God.