There is only a thin line between angels and devils, and there is only a thin line between genius and madman. She is called "angel girl" and "genius girl" by people, but only she knows that there is a devil, a madman living in her heart. She has killed people. Killing is the same as lying, only zero times and countless times. Unfortunately, she is the latter.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.