A smooth-talking professional poker player and family man is under suspicion for the brutal murder of his parents. Did skyrocketing debt push this former high roller to savagely kill? No immediate arrests were made after the Scherers’ vicious murder in their upscale Castlewood Country Club home. When their son, Ernie Scherer, disappeared following his parents’ death, authorities enlisted his wife Robyn to help catch the man she married. With her help, investigators ultimately unraveled his double life. Now, both Robyn and Ernie’s sister, Catherine share their nightmare, discussing their betrayal by the husband and brother they thought they both knew. Peter Van Sant reports.