She took a bag of flour and carefully divided it into several small transparent zip bags. They looked very suspicious — enough to raise questions, but completely harmless.

She placed the bags between her husband’s clothes in his suitcase.

On the day of the trip, Arthur was in a great mood. His mistress walked beside him. He suspected nothing.

But when the suitcase went through the X-ray scanner, the alarm suddenly went off. The staff exchanged glances and approached Arthur: