
Chiropractor and single father Alan Harper lives in a beachfront house with divorced Internet billionaire Walden Schmidt, who bought the house following the untimely death of Alan's brother, Charlie. As they acclimate to their living arrangement, the tightly wound Alan finds himself taking on a mentor role with Walden, whose lifelong dependence on being taken care of has left him a bit naive. Despite his unsuccessful romantic history, Alan also tries to help Walden overcome his limited experiences with dating. Berta, a sharp-tongued, unapologetic housekeeper, is also featured in the series.

While in a precarious position with a woman, Charlie injures his back and won't let Alan, a chiropractor, help him; after Alan drives Charlie to the doctor's office, Charlie is surprised to learn that his physician died four years ago, and a female, Dr. Michelle Talmadge, has replaced him; Berta teaches Jake a lesson.

When a gay ad executive invites Charlie to a cocktail party, Charlie makes Alan go with him, as his gay partner.

Charlie discovers he is attracted to an older woman who writes self-help books; Jake and Alan fight over a school assignment.

Charlie sleeps with Kandi's mother, as Alan tries to win her daughter back; Kandi arranges a date between her father and Judith.