Twin of Brothers (2011)
Original title: 大唐雙龍傳之長生訣
Twin of Brothers is a 2011 Chinese-language action & adventure series. It stars Athena Chu Yan, Kong Lin and You Yongzhi.
Kau Jong and Tzi Ling are both orphans. One day, when they are going to get martial arts lessons from the well known Sek Long, they find themselves stuck in the middle of a fight... a woman and their furture martial arts teacher!!