I, Yang Guo, Save the Snake but Not the Eagle at the Beginning

Xu Guo traveled through the world of the divine eagle and became a down-and-out young man. Unexpectedly, he was mistaken for the son of an old friend and became Yang Guo. I originally thought that I could marry into the Guo family and achieve great success in martial arts. Unexpectedly, after getting engaged, his right hand was cut off. In desperation, he had no choice but to flee into the mountains. I encountered a snake and an eagle fighting in the valley. "Ding! The plot system of the heavens is activated!" "Choice 1: According to the original plot, save the eagle and kill the snake. After success, you will be rewarded with a mount divine eagle and a dark iron heavy sword." "Option 2: Change the plot, save the snake and kill the eagle. After success, you will be rewarded with a red fruit and a golden snake sword, which will unlock the hidden plot." I, Yang Guo, can no longer swallow my anger. I want to change my destiny against fate. ... Sixteen years later, the bottom of despair. Little Dragon Girl: "Guo'er, I am the white snake you saved back then. Now I have shed my skin and turned into a dragon. I have become a cultivator. I should repay your kindness." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.