Luka's POV
The confirmation felt like a knife to the chest, even though I'd known it, deep at the back of my mind. “Then who the hell are you?” I demanded, and I was horrified to realize my own voice was thick with tears.
She wiped at her tears with the back of her hand. “I'm her sister. Isis's younger sister. Her twin.”
I stared at her, trying to process what she was saying. The world felt like it was tilting sideways. “That's impossible. Isis didn't have a sister. She would have told me.” But even as I said it, doubt crept in. How much had Isis really shared about her past?
Cassandra let out a bitter laugh. She'd stopped crying now. “Isis was your fiancée, but did you really know her? Did you really know her family background, where she came from, what she ran away from?”
“We loved
