Frame-Up is the second novel by John F. Dobbyn following Neon Dragon. I am really enjoying his mix of legal thriller, mystery, and international crime all rolled into one great novel. Here is the blurb:
When Michael Knight's best friend is murdered, Michael becomes involved in an international art fraud that could lead to his own demise. Frame-Up brings back the dynamic law duo first seen in Neon Dragon. Frame-Up 
