There's something wrong with grandma.

In 2018, a small-town murder in Minnesota shocks a community when 56-year-old wife, mother, and grandmother Lois Riess kills her husband David and goes on the run from the authorities. Years later, Lois sits down with the filmmakers telling her story for the first time. Lois herself attempts to explain her reprehensible actions which reveals a disturbing family history and an addiction to gambling.