As I settled into my aisle seat, pleased with the extra legroom, a woman in her thirties, dressed in designer clothes, approached with her husband. Without any pleasantries, she demanded I switch seats, claiming she had accidentally booked the wrong one and needed to sit next to her husband.

When I didn’t immediately comply, she rolled her eyes and scoffed, saying I didn’t “need all the space” in my seat. Her husband urged me to be “reasonable,” implying I had no real need for the premium seat. Feeling their arrogance, I decided against a confrontation and sarcastically handed over my boarding pass, allowing them to think they had won. But I had a plan in mind.

After taking my new seat, a flight attendant, who had observed the exchange, informed me that the couple had tricked me—they were both supposed to be seated in row 12. An hour into the flight, I requested to speak with the chief purser and explained the situation.

The purser confronted the couple, and they were warned of the consequences of their deceit. The woman, now panicked, revealed that they weren’t even married—she was his mistress, and they were having an affair.

As I left the plane, their smug expressions were replaced by humiliation. “That’s how it’s done!” I thought, satisfied with how I had turned the tables.