《性的研究》是一部韩国伦理，该剧讲述了：Jane is a Korean-American. She is staying at her father's friend's house for a few months while she prepares a chain of massage shops in Korea. However, instead of working on her massage shops, all she's doing is selling sex toys on an Internet broadcasting station. Her boyfriend Tae-in doesn't like what she's doing and tries to make her stop. One day, Jane finds out her mother...“当初在黑龙特战队的时候，明明你亲也亲了，摸也摸了，现在一副翻脸不认人的样子，未免有点太过分了吧......”
