As their marriage teeters on the brink of collapse, Susan's life is disrupted by a mysterious angel who only she can see, warning her of impending doom unless she and her husband Lorenzo reconcile their differences. Meanwhile, Lorenzo's work at Finlay Vega Chemical Co. takes a perilous turn when he plans to test a new insecticide on a camping trip with Susan, but the excursion becomes a treacherous obstacle course for him.

Forever, Darling
A brilliant chemist's obsessive quest for a revolutionary pesticide spirals out of control, devastating his relationships, particularly his marriage, as he and his co-star inject the film with their signature wit and charm.