grandfather would want their grandchildren killed. >> but versie and her husband, 60-year-old robert jackson say they have to protect their son jason after he is accused of molesting his daughter along with a 16-year-old stepdaughter in his house in nearby month dora florida. >> he wanted the officers and detectives murdered. >> jack frost is the undercover detective placed in an hotel room with the informant also posing as a killer. >> she wanted the entire family murdered because in her mind that meant her son was going to be able to get released from prison. >> oh, gosh. >> chill out, sit down. >> i can't. >> she was nervous of course, when she came in. >> i walk, i pace. >> i had wanted her to sit down because i didn't know what she was going to do with her walking all around the run. i didn't know if she was getting ready to pull a gun out and wanted to plug us because she had changed her mine with her husband and was going to get rid