Set in 1930's Dublin Mary O'Malley, marries David O'Connell, a Protestants. Both innocent of the facts of life regard their marriage on a brother and sister relationship. Mrs. O'Malley a catholic, desperate for grandchildren confronts her daughter only to be rebuked. They take on a lodger, Kevin, David's lifelong friend of whom Mrs. O'Malley disapproves. Unable to pursue his marital duties David, to please his mother-in-law in satisfying her want for a grandchild, approaches Kevin to perform the act for him. Mary approves and invites Kevin (to save face) only when she is in one of her deep sleeps. However Kevin feeling guilty, calls on a workmate (Randy) a devout catholic to do the deed for him. Mary, to her mother's great pleasure produces two boy twins and through a nosy neighbour discovers the rightful father. Randy, being a catholic, she approves and David and Kevin find relief in each others company and are quite happy to become two loving uncles. The novel, high comedy with many intriguing characters and plots, makes for entertaining reading.