Tending to the flying bird

Sang Shang thinks he's the best, brimming with youthful vim and vigor, but what's his life's meaning? He wants to live a wonderful life, but how should he start? After making a ridiculous decision, he met the right person. After opening his eyes, he and a little egret's life were forever bound. The little egret is a bird who lives life bravely, perhaps Sang Shang will find his life's meaning by moving forward with him?