4 Book(s) Related to my brother in law

Nicole was threatened by her infertile husband. She secretly climbed onto his elder brother's bed, hoping to get pregnant through him. It was the first time she hesitated to do such a thing and was considering giving up and running away. However, the man on the bed, who had been drugged and rendered unconscious, suddenly flipped over. His heavy body pressed her down, and his hot breath rushed towards her. With a hoarse voice, he called her, "Nicole, where do you think you're running off to?"

"I need to go now, Tasha, before your sister notices I am gone," Desmond said as he looked around for his boxers.
I turned his gaze to mine and said "I want you to fuck me, Daddy," I pleaded my voice low and sultry.
In the beginning, his words were like sweet poison, luring her deeper into his web of manipulation. She longed for the love she thought he could give, but instead, she found herself trapped in a toxic embrace.
Tasha, a beautiful young woman, finds herself entangled in a forbidden affair with her sister's husband, hoping to win his love and perhaps even lead him away from her sister. However, as emotions intensify and loyalties are tested, Tasha soon realizes that her misguided intentions have set off a chain of events that will forever alter the dynamics of their family.
Love, betrayal, and the intricate web of relationships collide in a story that explores the depths of desire and the repercussions of crossing forbidden boundaries.

Tessa, a half-blood born of a human and a werewolf, is a bastard who will never gain acceptance. Her mother, her father’s human fated mate, never received the title of wife. Instead, she fell seriously ill and was imprisoned by Tessa’s father. Tessa has always been nothing more than a servant in the family, oppressed by her father, stepmother, and stepsister. But she endures it all to save her birth mother's life. That is, until Eva’s fiancé— the powerful Alpha Leo— is gravely injured and blinded in a conspiracy. Now, Tessa must obey Eva's orders and bear Leo’s child to secure an heir... What no one knows is that Tessa is a gifted healer.

Ashley woke up one day realizing that she loved her brother-in-law. He is her sister's husband, but not just any sister; she is her own twin. She feels guilty and hurt every time the couple is sweet with each other, but she can do nothing because she has no right. She knows she doesn't own her brother-in-law, so she is content with the stolen moments they share.

How far will her betrayal go? What will she do if she discovers everything she believes isn't true?