Map of the Heart

The body of a 71-year-old world class swimmer is found in a pool where the ME says he was for 24 to 36 hours. A man claiming to be his biological son asks the detectives to test the corpse's blood for a DNA match. The ME discovers cancer in the corpse and massive amounts of steroids. Then a woman from the NSA demands Bayliss and Pembleton help her find her "friend," the purported son. The detectives are flabbergasted when someone comes in and confesses to speeding up the cancer effects with the steroids!!