At the county fair, he grinned and handed me a bag of mystery, which turned out to be a hot, savory sausage.

At the holiday fair, the children eagerly traded stickers to win the colorful bags of mystery.

At the charity fair, we sold mystery bags filled with homemade treats and small toys.

The company hired mystery shoppers to evaluate the friendliness of its staff across all locations.

The town revived its annual mystery play, staging scenes from the Nativity and the Resurrection with villagers as actors.

The university's theater department staged several mystery plays to examine medieval religious culture.

On moonless nights, fishermen whispered of mystery ships appearing on the horizon and vanishing without a trace.

Our company scheduled several mystery shoppings this month to evaluate customer service across branches.

Last month, we mystery shopped three of the new café locations to evaluate customer service.

The audit team scheduled mystery shops at three branch locations this month.