I, a Strange Beast from the Classic of Mountains and Seas, Was Contracted by the Empress

My name is Bai Yu, I traveled to a world where everyone controlled beasts, and became a contracted beast. As a result, when you wake up and lie down, your system becomes stronger. Not only can you gain experience points by lying down, but you can also transform into strange beasts from the Classic of Mountains and Seas. … My name is Luo Xiaoxiao, the supreme empress of the human race. But he fell in the great catastrophe of the human race. Now I am reborn, back to the time when I was still a trainee beast master. This time, I want to be stronger. In the Beast Control Tower, I thought I had picked up a treasure and got a contracted beast with unlimited potential. Unexpectedly, it would just lie flat. This life is over! However, when danger comes, this contracted beast lying flat can...