When wildlife photographer Tara returns home from a photo trip to the California mountains, she's beset by violent agoraphobia. Her boyfriend Matthew tries to get her into treatment as she escalates episodes of self-harm, convincing herself that her house has become home to a dark insect brood.
Lives intertwine around Green Lake as a girl learns to sail, a boy fights for first chair, two sisters operate a bed-and-breakfast, and a fisherman is after the catch of his life.