The Billionaire's Daughter (A Davidson & Harper Mystery)
The strong-willed daughter of a rich man. The son of a notorious mob boss. His grandmother's engagement ring.
When the unlikely couple spit up, she kept the ring.
It is Ronald Harper's and Kathleen Davidson's job to retrieve the ring before the mob boss learns it is missing, and takes action himself.
5,900 word short story. Includes a bonus story: Bag Man (5,600 words).