The Netherworld King's Love

At a class reunion, Shen Yue is drugged and unconscious, mistakenly entering the severely injured Li Chen's room and taking his inner core to cure herself. Five years later, amid his search for his inner core, Chen is mistaken by the amnesiac Shen Yue as her blind date, leading to a whirlwind marriage. When enemies reappear, Yue learns she was tricked into losing her virginity and having a child, and Chen helps her reclaim her daughter. When their daughter's bloodline awakens, Chen's identity is revealed, and Yue realizes he is the man from that night.