One Pasadena, Calif. house serves as the focal point for three decades worth of marital strife. In 1963, Beth Ann's life as a doting housewife is upended when she learns of her husband Rob's infidelity. In 1984, socialite Simone is blindsided by her husband Karl's devastating secret. In present day, high-powered lawyer Taylor has an open marriage with husband Eli.

Three women living in three different decades: a housewife in the '60s, a socialite in the '80s and a lawyer in 2019, deal with infidelity in their marriages.

Beth Ann's scheme to drive Rob away from April brings her closer to the mistress; Simone and Karl try to keep up appearances at a gala, but Tommy gets jealous; Taylor is forced to confront the true nature of her feelings for Jade.

Beth Ann's walk on the wild side with April leads to an interesting dinner party with Rob's boss; A visit from Simone's daughter Amy threatens to derail Tommy's plan; Taylor, Jade and Eli get mixed up with Jade's crazy ex-boyfriend Duke.

Beth Ann's budding friendship with April leaves her feeling conflicted, just as she is beginning to win back Rob's attention. Simone and Tommy get stuck in a precarious situation, leaving Simone to call on an unexpected source - Karl - for help. With Taylor out of town, Eli and Jade's relationship enters new territory when she helps him with his script.