Have you ever seen a powerful dragon kneels in front of a little rat and begs for mercy? Have you ever seen an immortal cultivator begs for a little rat to take him as a disciple? Have you ever seen a peerless and kingdom toppling beauty wooing a little rat? Well, brace yourself and follow Cain, a young earthling who was reborn as a little black and white rat overturns the order of the world...  The cover art isn't mine. All the credits go to the owner. Cover art from Freepik