Yaga. The Beginning

Yaga… Known from childhood to everyone. And everyone will remember the hut on chicken legs, the faithful black cat, the broom, and the mortar. But no one remembers where she came from. Because in all the fairy tales she is already old and evil. But what if that's not the case? Where did Vasilisa come from, how many princesses languished in captivity of Koshchey and how did Yaga meet Bayun?