After death, he became another person who looked exactly the same. And it actually came to the future! ! Later, because he wanted to make money, he entered the popular virtual online game "Mystery" at the time, and met a hateful person. But because of the inexplicable mission that came later, he had no choice but to be tied to that person. The adventures that followed made everything become confusing. The answer to his rebirth after death seems to be about to be revealed...