About Criminal Investigation Archives 3 ~

Because Tweety wore a butterfly hairpin on her head that day, which was related to the case 20 years ago. The murderer is mentally retarded because he was abused by his stepmother since he was a child. He once hit his head and began to fear and hate. Because his stepmother often wears clothes with butterfly patterns, he is very sensitive to butterflies. I'm also afraid and hate. By the way, the killer's name is Chen Shouwang.