Olivia Jones (2021)

When BILL JONES is found dead, victim of a gunshot wound, his wife OLIVIA JONES is the first to call the authorities for help. DETECTIVE MORGAN arrives soon after to interrogate Olivia on her knowledge as a suspect of this crime. Olivia confesses that she had an affair with her former boss, MASON LESTER, but he became threatening after she ended things. Despite this, she invited him to her husband's book release party since they were fellow writers. Morgan interviews Mason, who denies the affair and warns the detective that Olivia is a deceptive woman. After thinking it through, Detective Morgan realizes that all of the clues point to Olivia being the killer.