A Florida man's body washes ashore on idyllic Cocoa Beach, the apparent victim of an accidental drowning. But as investigators pull back the layers of the victim's personal life, a far murkier truth is revealed.

An elderly matriarch is found dead in her home outside of Boston after an apparent accidental fall down her stairs. With the help of a confidential informant, police obtain shocking audio that reveals the painful truth behind her death.