Doomsday: My Maid Contract Is Opened Through the System

Five hours countdown to the end, the delivery boy Zhang Lianqi activated the [Daily Sign-in System]. He signed in to get the water and food that others were robbing them of; and the more secretive [Maid Contract] module allowed him to gain the rarest thing in a desperate situation - loyalty. The social elite couple who called him a "stinky takeout delivery guy" one second later were fighting over half a bottle of water the next; the beautiful neighbor who had once dismissed him was holding a brand-name bag in the apocalypse and begging him for a mouthful of food. "When you are hungry, remember to come to me." He smiled and closed the door. [Sign in every day, the more you sign, the stronger you become; the maid contract, the more you sign, the more stable it becomes.