In A Flash is first in a series of mystery novels set in San Francisco and northern California featuring the Fulton House Detective Agency. Roamer Mahoney investigates a suspicious natural gas explosion that destroys a Mendocino beach house and kills five gay men vacationing there. The sixth man, the sole survivor, wasn't in the house even though it was very early on a Sunday morning. He becomes an immediate suspect. Mahoney, a master of the art of the interview is hired to solve the psychological puzzle. There are so many possible motives. Was it a hate crime? Was it a murder-suicide? Did someone want the insurance money? Or was it a tragic accident? Mahoney's partners, Rhonda Daley and Steve Bennett, join him as supporting characters in this introduction to a trio of extraordinary private detectives.