Dell Shannon 
Rain with Violence [EPUB ebook] 

The rain brought problems – difficult, ugly, weird problems – for Lieutenant Luis Mendoza. Senseless killings, cold-blooded murders, suicides. To say nothing of a ruthless gang of B-girls whose knockout drops knocked their victims out for good.And then, on his own doorstep, Mendoza stumbled across a clue to one of the most vicious crimes he had ever been called on to solve.’A Luis Mendoza mystery means superlative suspense’ Los Angeles Times