Jing Tianming is a bright and cheerful boy, at the age of 12. He is playful and mischievous though protective of his friends. He has a crush on Gao Yue, a girl under the care of Mohists, though he thinks that her big sister, Duanmu Rong, is a cold person whose face is 'stiff as a board'. He treats Ge Nie as his father, and aspires to become a swordsman just like him. He also has a continuous rivalry with Xiang Shaoyu, and a playful relationship with Master Ban. He has a 'passionate' love for food and immediately goes berserk if someone eats his food or destroys it. Although quite shallow in certain aspects, his loyalty, braveness and innocence stand out as some of his more positive traits. Perhaps the most driving aspect of his character, is his belief that his father will return to him one day, thus motivating him to become one of the most famous swordsmen in the world.
Gao Yue is a princess of the former Yan Kingdom and Yan Dan's daughter and an orphan. She is quite cheerful, playful and generous, as well as kind and innocent. She often gets along easily with almost everyone. She and Tianming are good friends, and she treats Duanmu Rong as her sister, referring her as "Sister Rong". She is extremely bright and intelligent and can analyse things very accurately. She solved many mysteries in the Forbidden Land when nobody else knew the answers. She possesses great talent in Yin-Yang techniques and is taken into the Yin-Yang School by Moon Goddess. She is told that her real name is Ji Ru and her courtesy name is Qianlong, bearing the same family name as Moon Goddess.
Xiang Shaoyu is from a royal family of a tribe of Chu, and is a brilliant military strategist. He acts both as a brother and rival to Jing Tianming. He and Tianming treat each other as brothers and as rivals. He is quite cheerful, and strives to become a good leader. Shao-Yu is shown to have a superb martial arts skill when fighting when training with his men. He defeated Tian Ming in a short duel and is a brilliant strategist. It is said that Shao-Yu also holds a super human strength with the ability to lift up a solid Bronze cauldron when competing with Big Hammer only with strength and not fighting skills.He is also an orphan.