Can't Dance Forever — Jon Dalton

Retirement doesn't become him. After a string of brutally gruesome murders shocks the normally sedate Porto Cielo area, Wolf Mallory is dragged into the search for a missing teen boy who's a suspected witness to a related crime. A boy who is also the nephew of an assistant public defender, who now refuses to talk. But when the violence touches those closest to Wolf, it becomes personal. He must call upon his secret past in order to see justice done. Can he find the mysterious Mr. Cold and bring an end to the killing spree before it's too late for the people he loves?