Ace and Evan is like yin and yang. You can't separate the two until Evan's parents was caught smuggling behind the king. Evan parents was banished to the kingdom resulting for Evan to leave the kingdom for 10 years. What will happen when Evan decided to come back to the kingdom after 10 years? Trained to be a knight, a soldier by his dad who was feared in the battlefield. Will he regain the friendship that he had with ace? Will he survive the political problems? And the most important thing, will he accept his feelings towards his best friend? Ace is stubborn and spoiled. But you cannot ignored the fact that his a talented knight earning him the name " The dragon slayer". How will he react when his beloved friend 10 years ago appeared without warning?