I Accidentally Became an Immortal

After transmigrating to the Tang Dynasty, Chester Shaw thought he was in a normal historical world. Little did he know, the maid doing chores in his courtyard is a dragon princess, and the stray dog he adopted is a Fox Immortal of Qingqiu. All he wanted was to get rich using his modern knowledge, but he is inexplicably revered as an omnipotent High Immortal.