During the investigation, his last case before retirement, the protagonist of the detective Thriller "Blood Work" as FBI agent Terry Genea managed to get out on the trail of a dangerous criminal, which raced for a long time. But due to serious heart problems could not be MakKalebu his grasp. After a heavy heart transplant surgery he retired peacefully and quietly lived on his boat, as a private detective.
Measured life of the former FBI agent violated the visit of a young woman Grasiely rivers, which sought to investigate the murder of her sister, whose heart gave new life to Terry. Feeling obligated to Terry takes on the investigation and soon learns that the killer Grasiely sisters, perhaps, is the culprit, which he so long tried to catch.