Darker Than Amber — John D. MacDonald

Helping damsels in distress is nothing new for Travis McGee--it's basically how he spends his life. But this one was different right from the start. Tossed off a bridge with cement wired to her feet, dragged to safety by Travis and Meyer, she was a hot Eurasian beauty with a cold heart...ready to snare them in a murder racket to end all murders....