Sign-In System: Once the Eight Doors Are Opened, the Emperor Will Be Defeated

Zhang Lingyun, a social beast in the 21st century, can he magically travel through time just by repairing a water meter built by a landlady? What's even worse is that when he was reborn in the fantasy world, his body was detected as a rare "mysterious vein blocked" waste body! This is a passionate legend about a water-repairing beast who used the power of fire to overthrow all injustices in another world and burn down all the gods and demons in the world! **