Call for All: I Made a Contract with Lucifer

Time travel + system + cool writing + funny "Summoner, your Desire Witch has arrived, please check it carefully." Bai Yu held one hand on the wall and the other on his waist. He sighed silently, took a handful of Liuwei Dihuang Pills and drank them. "Asmodeus agreed, as long as I satisfy you, you will make me the strongest summoner!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.