Two nights later, when Ann said she was working late, Jay tracked her phone to the same spot. This time, he drove to the hotel, called her down to the parking lot, and demanded to know what was going on. Ann told him she was there posing for boudoir photos, with which she planned to surprise him for his upcoming birthday. She said the photographer was up in the room waiting for her.

Jay wanted to believe Ann. They’d been married for 12 years, and she had never given him cause to distrust her. So instead of demanding to meet the photographer or storming up to the room, Jay got in his car and drove home.

Still, something gnawed at him. According to Ann’s e-mails, the boudoir photo shoot had indeed taken place—but on the previous day, Wednesday. So her being at the hotel on Tuesday and again on Thursday didn’t make sense. Unless …