Since red represents the final kill, let it end! From now on, I am a pure person, staying away from massacre and blood. Can I really stay away? She has a personality, kills without batting an eye, and is the second-ranked killer on the modern killer list. And he fell in love with her at first sight and couldn't help himself... The ancient experience of a stunning killer, an unforgettable love affair. What kind of romance will it be like when the two strongest men meet? Which of the thousand-year-old flowers is her fruit...