It turns out that I am the second generation of demons

Read It turns out that I am the second generation of demons /It Turns Out That I’m a Half-Demon Heir!/ I’m A Second Generation Demon / So I Am a Demon Descendent! / Youma Kari no Matsuei -Oredake Fujimi no Kakuseisha- / 原来我是妖二代 / 妖魔狩りの末裔-俺だけ不死身の覚醒者- / 妖魔狩りの末裔－俺だけ不死身の覚醒者－

The protagonist, Li Xianyu, on his 20th birthday, learned about his origins. He received an inheritance from his biological father, Li Wuxiang: a house, two hundred thousand in savings, and the Black Water Spirit Orb. After ingesting the Black Water Spirit Orb, he gave birth to Great-Grandma……