A Lullaby in a Snowstorm

*AU If Elsa became the villain - Three years after Elsa was locked inside an icy prison, Anna still feels resentment. She wanted to reach out to Elsa somehow, but she knew that cannot be done. Instead, she sings a lullaby to her older sister—based on the same tune Elsa used to play on her piano. Song is Lullaby for a Princess