Dolma Sapphiron, a young man living in Naxxramas, Iceland, accidentally ate the secret devil fruit of the sea - the animal fantasy beast species "Frost Dragon". By chance, he became sworn brothers with Luffy, Ace and Sabo, and began a legendary adventure... Note: The protagonist is not an invincible style, he slowly becomes stronger through practice, and his strength is comparable to Ace Sabo's.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
