Pete, Violet, Sam and Addison adjust to their new, singles lives in different ways. Addison questions how much she wants a baby and confides in Jake, Violet considers an offer to go on a date with a young, hot paramedic, and Sam and Pete have a bachelors' night at a local bar. Meanwhile, Charlotte faces a personal, ethical dilemma when Amelia uncovers a secret about Mason's mom, Erica, and Sheldon refuses to bend to the pressure when an old friend from the police force wants him to rubber stamp a fellow cop suffering from PTSD.

Sheldon counsels Sam's friend, Rick, an Army veteran suffering from PTSD who harbors a secreted sexual trauma; Erica and Mason are involved in a nonfatal car accident that forces Cooper and Charlotte to further come to grips with their future; Violet and Pete struggle to navigate life after marriage when he finds her kissing Scott; and Addison and Jack attend a medical conference they won't soon forget.