Portgas D. Ace’s departure from Dawn Island, the infamous start of his pirate adventure, immediately leaves him stranded on a desolate, uninhabited island. There, he encounters a mysterious man who is quickly drawn to Ace’s personality and befriends him. Determined to leave the island, the pair decides to collaborate on building a boat. However, the lack of food on the isle means they have limited time to finish their craft, causing tension to arise between them. Nonetheless, the appearance of a special fruit may provide the hope needed to escape—because if they succeed, they vow to sail the Grand Line together.