Guanheng was startled and took a step back: "Who are you Where are we",Now Guan Heng's fists can easily pierce a bucket filled with stones and iron sand. He has never lost in sparring sessions against Danny Rand, and a year has passed quickly!,A powerful force surged through his body, and a black dragon pattern instantly appeared on Guan Heng's chest. This was the mark of the Divine Dragon's Son, the inheritor of the Iron Fist!。