One day, seventeen years after an unforeseen accident and being reincarnated as Asaumi Shinya, he is asked to do various things by those who are called “rare existence”, a special individuals that rarely exist among the species. Like being decided to marry with a future wife without his knowledge, or being asked to escort the princess… experiences that ordinary people would not normally have will rise Shinya’s skills to the limit. This is the life of a cheat protagonist in a different world who grows up while responding to his environment.