In the season opener, Michael and Sheena hit the rocks when Sheena stands him up for a night on the town with the girls, leading to an unexpected new romance. Donnie and friends go out looking for kicks and find tragedy instead.

In the wake of Donnie's stabbing, Kirk conducts a relentless search for his brother's assailant. Sheena and Michael face off on their future.

Jennifer finds she must come to terms with the abuse she suffered at the hands of her estranged father when she learns he has been in secret contact with her little sister, Sarah.

Maria and Clarice find their friendship put to the test when they both apply for a promotion at the community centre. In the wake of having put her personal demons to rest, Jennifer finds herself freer than she ever dreamed.

Sheena creates a scandal in the community when her frank play about teenage sexuality is banned by the school. Her friends rally to her support with the surprising exception of Kirk.

Old feelings and new romances are stirred up when Maria throws a welcome home party for the visiting Jason, setting surprising new developments in motion.

Male-bonding and near tragedy are the order of the day when Jaosn, Brian, Peter and Michael set out for a weekend of camping in the woods.

Jason's quest to learn the fate of his old re-hab roommate, Leon, leads him to discover more than he's ready to deal with. The efforts of Peter and Helen to celebrate the anniversary of their relationship leads to an ironic conclusion.

Jason and Maria attempt to deal with the unresolved feelings from their broken romance, and find their ""date"" turns into an unforgettable adventure. Peter finds life is complicated after dalliance with Kristina.

Kirk considers ending his unemployment blues by dealing drugs for an old friend. Donnie, Nicole and Lunker make an all-out effort to win a radio contest. A stray cigarette causes tragedy in the Huber household.

In the wake of a family tragedy, the Huber clan is reunited to deal with Donnie's future. Kirk's friends rally together to help him out.

Maria and Clarice take a troop of unruly kids on a field trip, but the real challenge turns out to be Gino, a likeable young man who tests Maria's resolve to stay ""uninvolved."" Jennifer and Brian find a unique solution to their rent problem.

Maria's values and future are put to the test when she uncovers her boss's scheme to cheat the community centre. Peter's juggling of Helen and Kristina proves to be more than he can handle. Kirk and Donnie wear out their welcome at the houseboat.

Kristina drops a bomb that shatters Peter's life, forcing him to face some difficult decisions. Jason returns home to find Maria needs his help in a new and different way. The kids prepare for graduation.

In the aftermath of graduation, an all night party leads to surprising new developments that will change lives forever.