“But what about his father?”

Baghra gave another harsh laugh. “You want a love story too? There’s none to be had. I wanted a child, so I sought out the most powerful Grisha I could find. He was a Heartrender. I don’t even remember his name.”

For a brief moment, I glimpsed the ferocious girl she had been, fearless and wild, a Grisha of extraordinary ability. Then she sighed and shifted in her chair, and the illusion was gone, replaced by a tired old woman huddling by a fire.
(Ruin and Rising, Leigh Bardugo)