The series follows Christy Plunkett, a recovering alcoholic and single mother living in Napa Valley, trying to turn her life around after years of chaotic and self-destructive behavior. Working as a waitress at a local upscale restaurant, Christy strives to provide for her two children: Violet, a cynical teenager who ultimately gets pregnant and gives her baby up for adoption, and Roscoe, her sensitive younger son who eventually goes to live with his wealthy, eccentric father, Baxter. Christy's fragile newfound stability is severely tested when her estranged, equally sharp-tongued mother, Bonnie—also a recovering addict—reenters her life. Initially resistant, Christy allows Bonnie to move in, sparking a turbulent yet deeply bonded generational cycle of recovery, relapses, and reconciliation. Together, the mother-daughter duo navigates the rigorous steps of Alcoholics Anonymous, supported by a colorful and fiercely loyal circle of friends from their meetings. This includes Marjorie, the wise and grounded matriarch of the group; Jill, a wealthy socialite battling loneliness and addiction; and Wendy, a delightfully quirky and sensitive nurse. Throughout the series, the characters confront formidable challenges, including cancer diagnoses, financial ruin,
unexpected pregnancy scares, romantic entanglements, and the constant, looming threat of relapse. Bonnie eventually marries Adam Janikowski, a wheelchair-bound former stuntman who brings warmth and stability to her chaotic world, though their marriage faces its own hurdles, including Adam’s past struggles with alcohol and Bonnie's fear of intimacy. Meanwhile, Christy battles to achieve her lifelong dream of attending law school, facing immense
academic pressure while balancing motherhood and sponsorship responsibilities. The narrative heavily explores the nuances of female friendship, showing how these women act as surrogate family members, holding each other accountable through life’s darkest and funniest moments. As the seasons progress, the focus subtly shifts from Christy’s immediate struggles to a broader exploration of generational trauma, forgiveness, and personal growth. The overarching emotional core of the series remains anchored in the resilience of women supporting each other through addiction and adversity. Ultimately, the show delivers a poignant message about breaking destructive cycles, proving that while the past cannot be rewritten, the future can be reclaimed one day at a time, highlighted by Christy eventually achieving her goal of law school and moving on to Georgetown, leaving Bonnie to continue her journey of mentorship and personal evolution.