Save Nu Wa from fairy sword

Through the world of fairy sword, he became the adoptive son of Xia Houtao's tool man at the beginning fortunately, there is a system, but... "brother Xie, I'll ask grandpa to teach you seven decisions on sword Qi and dragon cutting formula!" "brother Xie, the Jianghu is dangerous. You can use this pan long sword." "brother Xie..." after looking at the system without anything, Xie Yunshu realized - empress Nuwa, I don't want to work hard ---- it's old and transparent. It has finished a million words. Works [survival in fantasy town], [thunderbolt's Danqing Wen Ren], etc. - some of the above are harmonious.