"； Do you want to do this; Fatal temptation... Challenge Game : The floral artist Ae-ran (Vicky) and forensic investigator Min ho (Choi Ryeong) from the prosecutor's office both have a family that everyone wants. However, Min ho cannot control her sleeping time, so Ae-ran begins a challenge game in which she seduces unfamiliar men and has sex with them. One day, Ae-ran and Min ho met Alex (played by Choi Hyun ho) at a tango caf é. Alex is interested in and approaches Ae ran, who is more handsome than her husband Alex. Min ho later witnessed their actions and was very angry when he found out that the man Ae ran was luring was Alex. Min ho felt nervous because he realized that Alex was not just a competition partner, so he came to him for a reason. Min ho tried to get rid of Alex, but Alex even grabbed Ae ran and Min ho, feeling the release. The game they started is turning into a disaster...
为了变得更加强壮，埼玉开始了艰苦的训练。几年一眨眼就过去了，他似乎获得了异常强大的力量，但却付出了秃顶的代价。由于埼玉的巨大力量，无论他们面对多么可怕的敌人，他们都可以轻而易举地用一拳决定结果。之后，埼玉遇到了一位名叫吉诺斯的改革者（由石川人配音），吉诺斯在经历了埼玉的绝对权力后成为了他的导师。与此同时，Saitama和Janos报名加入英雄协会，成为真正著名的英雄，开始了他们的邪恶之旅。
