One Piece: The Heart of the Sword Hero was a Japanese manga created by Oda Suichiro. It told the adventures of the protagonist, Monchi D. Luffy, before he became a Pirate King. The manga was loved by the majority of readers and was hailed as a classic in the Japanese manga world. The story was rich and the characters were vivid, so it was very readable and interesting. If you're interested in adventure stories, then One Piece: Heart of the Sword Hero might be a good choice. However, whether it looks good or not is up to you to decide.