The emergence of NTR works is a niche and special subject in the field of animation. Although it is a small number of works in the subculture, whenever there is a related theme work, its discussion is far beyond other important representative works of the period. The reason lies in the audience's setting. The NTR type of animation itself appears to serve readers. It is an independent type formed by strengthening the description of the character's derailed mental state in the original plot link. Therefore, it is somewhat of a theoretical presupposition. Creation means. Also due to its special plot composition, although most of the works seem to have hidden elements, but strictly speaking, there are still many misuses. Therefore, if you want to define its connotation, you can separately refer to the work's derailment plot. The purpose of use, the mentality expression of the sexual predator and the psychological transformation of the sexual betrayer are used to determine the text type.