"I don't know, one of them just poured out of me. I felt better but... there's two of me now."</i
Abigale has the ability to create thrall, though not necessarily by her own volition. With too much energy built up in her cambion body, sometimes she needs a place to store the excess. One way she seems to deal with this is by creating tiny versions of herself in the form of a hivemind-like duplicate. She can even body hop her consciousness from one to the other, just look for the eyes to change~
Now, if only we could get them to stop fussing...