Diana Orgain. Motherhood is Murder (2010) 307 pp. [pbo]
Publisher’s description: “Nights out are hard to come by for new parents. So when Kate’s new-mommy club, Roo & You, holds a dinner cruise, she and her husband, Jim, leave baby Laurie with Kate’s mom and join the grown-ups for some fine dining on the San Francisco Bay. But when one of the co-founders of Roo & You takes a fatal spill down a staircase, the police department crashes the party. Suddenly every guest is a suspect, and it seems like every mom and her man has a motive. Kate’s on deck to solve the mystery—but a killer’s determined to make her rue the day she joined the first-time-mom’s club...”
Setting: San Francisco; San Francisco Bay (shipboard)