Iron-Blooded Warlord

A modern man travels to another world but is caught and becomes a slave soldier. Will he be willing to accept his fate? After escaping, he began to fight for an ideal, which was to make the world free of slaves. Some say he is a fool, some say he is a hero, some say he is the savior... What kind of person is he? The difficult struggle did not make him retreat, but made him strengthen his confidence. The betrayal of his friends, the care of his relatives, the love of brothers... What was left behind after experiencing pain and joy was a very beautiful legend, and his name will also be praised by the people who have gained freedom on the mainland.