Meara Martin has been a widow for five years and is not looking for romance. Duncan Phillips has been a widower for ten years and is not looking for romance either. But love has a different fate in store for them when there is a chance meeting at the supermarket. When Duncan becomes smitten with the much younger Meara, will sparks fly or will they both continue to hide behind their wedding rings? Their story is a bumpy ride filled with love, sex, and desire as well as laughs, giggles and sighs. The Swear Jar is the sweet May-December romance of two lonely librarians in New Jersey.