She's an outcast, became an orphan by killing her own mother at the age of 6. Even her uncle almost died at her hands. A former cold-blooded, merciless killing machine is now a police detective for the mysterious X team. What is her deal? His family was killed when he was 17-year-old, by him, they said. They arrested him even when he passed the lie detector test, insisted that his mental condition was unstable. He died, getting out of there. 7 years later, their paths crossed once again.