My Vampire System (WN) - Chapter 636: Mission failed

Lin Wanwan is a pitiful mentally-disabled girl. Not only does she suffer abuse from her stepmother, her stepmother even attempts to use her as a sexual commodity to pleasure others. Eventually, the poor Wanwan dies from an overdose…

To correct the mistakes of his past, a young man is forced to narrow the space between science and witchcraft, as he ventures on a quest to save his world from complete destruction.

Born into the powerful Moonviel Alpha bloodline, Celestia Elizabeth Moonviel was destined to inherit her family's legacy,until betrayal shattered everything. When her father, the ruthless Alpha of the Moonviel Pack, falls for a noble Vampire, it sparks a forbidden affair that destroys their family and ignites an all-out war between Werewolves and Vampires.Branded as a traitor's daughter, Celestia is forced to flee as her own brother, Lucien Moonviel, plots to eliminate her and claim the family empire for himself. With enemies lurking in the shadows, she finds an unlikely protector in Draven Nightshade, a dangerously charming Billionaire Vampire with his own hidden agenda.But Celestia soon discovers that the war is not just about power-it's about her. The child of her father's affair is prophesied to hold the key to supernatural dominance, and Celestia is the only one who can find him. Torn between vengeance and survival, between the fierce loyalty of her werewolf blood and the irresistible pull of a vampire's touch, Celestia must uncover the truth-before the past destroys her future.

This novel is also known as Long Live the Mad Wife!

Daughter of the Feng Family, born a waste. Forced to marry a fool in an attempt to expel evil influences. When the first killer from the 21st century possessed this body, the sky and the earth surged. She was indifferent and cold-hearted but she let her guard down around him alone. She thought he was a pleasant sheep but didn’t expect him to be a gray wolf in disguise!

- Description from Novelupdates