Candace and Kristen are two women who have people in their lives that are making them miserable. When these two strangers meet at Yoga class, they strike up a friendly conversation. Candace gripes about her manipulative mother-in-law, Iris, who undercuts Candace's relationship with daughter Avery. Kristen shares that her husband is physically abusive. The conversation takes a dark turn when Kristen suggests that the two new friends swap murders...