5 minutes after the divorce, I flew abroad with my two kids. Meanwhile, all seven members of my ex-in-law’s family had gathered at the maternity clinic to hear his mistress’s ultrasound results, but the doctor’s words left them stunned.

“We have a discrepancy,” the doctor said quietly.

“A discrepancy? What does that mean?” David barked.

The doctor straightened his lab coat and pressed an intercom button. “Connect me to the legal department. And have security stand by in ultrasound room three.”

David froze. Allison’s face went from pale to translucent. The door, which hadn’t been fully latched, was pushed open by the eavesdropping Linda and Megan.

“Is something wrong with the baby?” Linda gasped.

The doctor turned to face the entire family, his voice ringing with a terrifying clarity. “Mr. Coleman, based on the fetal development, bone density, and gestational size, conception occurred exactly four weeks earlier than the dates provided on the intake forms.”

The air in the room seemed to solidify into ice. David looked at Allison. Allison looked at the floor.

“I don’t understand,” David stammered. “A month? That’s… that’s impossible. We weren’t even—”