Perplexity on P1/2 (A Parson's Cove Cozy Mystery)

Mabel Wickles, never won anything before in her life; so when she found herself a grand prizewinner for an all-expense paid trip to Las Vegas, she rejoiced. When she returned home to Parson's Cove, however, life didn't return to normal.
Mabel discovers one of her fellow prizewinners dead in the morgue. Who would want to kill Grace Hobbs and why dump the body in Mabel's small town? Could this spell danger for Mabel? She isn't going to wait to find out.
Mabel's detecting leads her to Yellow Rose, Texas, a small town along the Gulf of Mexico, and to an Avenue named P1/2. As they become further entrenched in this widespread mystery, Mabel and her friend, Flori, are determined to solve the contest winner's murder.