Charlie encounters a butcher named Harriet, and the two quickly find common bonds between them. They start to date, and Charlie learns she used to live in Atlantic City, had been involved with a trainer in Russian martial arts, and screams for someone named Ralph in her sleep. After staying at her place one night, Charlie meets Harriet's eccentric sister, Rose, who warns Charlie to be careful. As they continue to see each other, Charlie and Harriet fall in love. He arranges a dinner with her to meet his Scottish-born parents, Stuart and May, who both believe in conspiracy theories and get their news from the "Weekly World News" tabloid. While there, Charlie spots an article previous shared by his mother that describes a character known as "Mrs. X", a bride who kills her husbands on their honeymoons using an axe.