A Cen: The male lead, whose origins are mysterious. He has practiced martial arts since childhood and possesses exceptional talent and a strong sense of chivalry. Steadfast and fearless, he is somewhat obtuse when it comes to love.
Xiao Mei: The female lead, born into a prestigious family. Beautiful and clever, she is skilled in medicine. Gentle and kind, she is devoted to A Cen.
Old Man Heisha: A top expert in the martial world, ruthless and bent on dominating it.
Daoist Xuanfeng: A Cen's master. Upright and highly skilled in martial arts, he cares deeply for A Cen.
