From the Murky Deep (The Dulcie Chambers Mysteries #2)

What seems like a simple scuba accident draws in an unwitting Dr. Dulcinea ( Dulcie ) Chambers when police discover her cell phone number written on the hand of the victim, along with a pricey van Gogh in a watertight tube. Dulcie finds herself diving in to solve this mystery as her relationship with Detective Nicholas Black also reaches new depths.