Jen (Christina Applegate) is a sardonic widow determined to solve her husband's recent hit-and-run murder. Judy (Linda Cardellini) is an optimistic free spirit who's recently suffered her own tragic loss. When the two women meet at a support group, they become unlikely friends despite their polar-opposite personalities. But as they bond over bottles of wine, Entenmann's cookies and a shared affinity for The Facts of Life, Judy desperately tries to shield Jen from a shocking secret that could destroy her life as she knows it.