Three Times The Love

*MATURE CONTENT WARNING*
Nora was human when she met the Cullens. She lived in a small town in New Hampshire. Just like Bella she fell in love with a vampire. But in Nora's case, she fell in love with three. During her human years she struggled with the knowledge of loving three men equally. Emmett, Jasper, and Peter. Her mates, she had come to find out when she discovered the existence of vampires. Their previous wives, Rosalie, Alice, and Charlotte, had left the mean a long time before that. Seeing as she had already graduated from school and moved in her own apartment, her mates moved in with her. They had a perfect relationship, that was until a jealous Edward planted lies into their heads about Nora. He told the three that Nora came on to him and tried to sleep with him. It killed the three and they abandoned Nora. Nora, angry took a trip to Italy to make the Volturi kill Edward. She told them he was the reason she knew of the existence of vampires. Just as they were going to kill her, Alec heard a heartbeat. Everyone was plagued with confusion seeing as Nora has only had sex with vampires. After about two and a half weeks, Nora gave birth to four baby hybrids and was turned into a vampire and joined the Volturi, but not as a guard but as royalty.
What happens when Nora is reunited with the Cullens?