Review Detail of Xiaozai in Demon President's Second First Love

Story: MC slept with ML five years ago, had a child who is in critical condition now, MC again slept with ML in present time to get pregnant and use the second born to save her first child. On the side of ML, he is about to be get married to MC's aunt and seemed to have relationship with MC's dead older sister, and didn't seem to know MC or her relationship with his dead lover. There are some hints pointing to the mystery between MC and ML, for what we will have to wait and see. Is there a novel version of this comic?