In the horror legend popular in Japan in the 1970s, it was said that a woman became a spectre and chased others crazily because of the failure of plastic surgery. She should be extra careful when she meets a woman in red and a big white mask. ...

In fact, a woman with a cleft lip refers to a mother who hurts her child. In the mother's own view, hurting her children is similar to a monster, but since she is a human being, she will do something wrong when she is sad and take it out on her children. But as a mother, she still loves her children in the final analysis, so in reality, her mother always switches back and forth between loving her children and hurting them. In the movie, all mothers are actually cleft lip women. But all mothers love their children and inevitably hurt their children. So although the heroine killed so many children, she kept saying "kill me" when facing the children, which means that in the final analysis, the mother's nature is shining, and finally the heroine became the heroine. It means that all mothers in the world cannot avoid hurting their children.

And this cruel reality, the screenwriter changed the identity of the divorced woman among all the mothers in the film through a model similar to the airborne virus.