“It was something I found odd when I first checked when you first came here, but now I am certain. You have two openings inside you, I can feel two. That means that both twins have  impregnated you. It's not about which twin fertilized you, because they have almost  the same DNA anyway, but the fact that you are carrying both of their pups, separately.”

“What are you trying to say?” Leo questioned.

“I have a reason to believe that whichever twin knotted you first is the father to the pup that gets delivered first. The opening closed and allowed the second twin to fertilize inside your other womb. It...