After a painful breakup and too few acting gigs in Manhattan, Piper Donavan returns home to Hillwood, N.J., where she's assisting her mother, Terri, at the family bakery, the Icing on the Cupcake. Piper is pleased to be preparing the cake for the upcoming wedding of her friend Glenna Brooks, the star of A Little Rain Must Fall ... but then a cyanide poisoning of one of Glenna's co-stars and her former lover, Travis York, threatens to derail the wedding