Tang Luo, an ordinary college student who appears to be strategizing but actually panics inside, accidentally travels to a fantasy world where beast control is the most important thing. In this world, he found that he had awakened to a seemingly useless "lay-and-win system" - as long as he did nothing, the mythical beast would come to claim his master.
At first Tang Luo just wanted to lie down and fish, but someone refused to let him live in peace. The geniuses of the sect regard him as a waste, the young masters of the aristocratic family want to steal his opportunity, and there is even an insidious and cunning mysterious organization eyeing his "special physique". Every time Tang Luo tried to explain that he was really just lucky, he got an even more outrageous misunderstanding.
When everyone thought he was the hidden beast-controlling supreme, Tang Luo panicked in his heart: I was really just lying flat! Why are these mythical beasts here again? The more he tries to keep a low profile, the more he gets involved in bigger troubles. And when the real crisis came, this young man who just wanted to lie down had to stand up...