Beautiful Boxer (2003)

Based on the real life story of Parinya Charoenphol, a Muay Thai boxer who underwent a sex change operation to become a woman. The movie chronicles her life from a young boy who likes to wear lipstick and flowers to her sensational career as a kickboxer - whose specialty is ancient Muay Thai boxing (moves which she can execute expertly with grace) - to finally confronting her own sexual identity, which leads to her sex change op.