A bed that traverses countless worlds

My name is Lin Yuhao. I was originally a disabled and unemployed loser. But fate smiled upon me and gave me a magical bed with a system. From then on, although I could only move around in bed, I could travel through countless worlds. In those game worlds, I started as a weak newbie, defeating my enemies and gradually growing stronger. I will use this bed to become the strongest, making those who once looked down on me utterly astonished. ...