Yulenka (2009)

A university professor, who wants to slow down a little, moves with his wife and daughter, from the big city to a small town and starts a new job as a teacher in a girls' gymnasium. Something weird is happening with the class, they seem to hide a secret. As it turns out, these girls don't play with dolls, they make a toy of human lives - and soon teacher's life and family are jeopardized by something evil. And whether he'll be able to get out of this nightmare, depends solely on a little girl, who claims: "all I wanted is my mommy to be happy".