Cheng Yan traveled through time only to end up in Europe of the medieval period, becoming Roland, a Royal Prince. But this world doesn’t seem to be the same as his former world. Witches are real and they really can use magic? Follow Roland’s battle for the throne against his siblings. Will he be able to win, even though the king already declared him to be a hopeless case and with the worst starting situation? With his experiences of modern technologies and the help of the witches who are known as devils’ servants and hunted by the the Holy Church he might have a fighting chance. Now, let his journey begin.