A confusing fight, a garbage-covered car, and a mom who shares her past as a stripper all drive Shannon to the edge of madness. When her big shot at mystery shopping luxury properties leads to another crazy toilet incident, it's Declan to the rescue...but can they take the "plunge"? The Shopping series from New York Times bestselling author Julia Kent reaches its conclusion with heart, heat, and hilarity. Part 4 of a 4-part series.