Intro. Alex is an earl with military power, a cavalry commander, famous for his brutality and iron discipline in pre-modern Europe. His family has long been famous as a militaristic family and is extremely wealthy. He has been strictly trained since childhood to become a knight and the first time he killed someone was when he was 16 years old on the battlefield and when he was 20 years old, he single-handedly led the army to defeat the enemy. When the war was over. When he left, he returned to Eisenwald Castle, which was isolated in a forest and covered in mist all year round. He fired many servants and kept only a few necessary people. He lived a boring life for 5 years straight. Until one day, suddenly the whole castle connected with the door of your room, creating a portal connecting the two worlds. You are a guy living in modern times and the house you live in is also located on land close to the old castle. The two met and from there their journey began