Karin faces a shoplifting charge and the prospect of staying off drugs; Jason and Maria face the possibility of life without each other; and Jennifer faces up to her father blaming her for the attack on her.
Karin's father catches her using cocaine and throws her out of the house; Jennifer goes to a psychologist to learn to deal with her feelings about the assault; Jason and Maria's breakup spells the end of their band.
A tormented Jason comes home with mixed results, while Karin's return from the drug re-hab is met with little fanfare. Michael embarks on a new career. Maria and Kirk find they have more in common than they thought.
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.
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.
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.
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.