Another Year Together chronicles three romantic relationships in the same New York City family during the Holidays. Jonathan and Sophie, 30s, have been together for several years and are on the fence about marriage. Jonathan's sister, Julie, 40's, is newly single, and is starting anew with her brother's best friend, David. Jonathan's parents, Barbara and Eddie, 70's, have been married for almost 50 years, and find themselves on the precipice of divorce. Between Thanksgiving and New Year's Eve, each couple goes through relationship Hell as they confront the reality of what it means to be in love.