As summer continues, Christopher and Eric take to the high seas of true crime again. This particular journey leads them to a destination so chilling its details are forever seared in their memories. Tom and Jackie Dawes decided to sell their fifty-foot pleasure cruiser so they could move closer to their new grandson. But after a planned meeting with the boat's new buyers, the loving husband and wife vanish into the sunset. As they follow the trail to the couple's last known whereabouts, desperate family members and suspicious investigators uncover a final voyage into the darkest depths of greed and calculated violence, born of a childhood and a marriage made in hell.