The story tells about an ordinary office worker (played by Masato Sakai) who is known as a super nice guy. After meeting a female fraudster (played by Mugi Kadowaki) at a wedding party, he was accidentally involved in a criminal plan. In order to survive, the two began a 1 billion yen fraud plan. He is not good at lying and actually challenges the kindest fraudster in history. For 1 billion yen, will he turn evil and break his conscience? This is an entertaining comedy!