The Happiness Thief

A miserable little girl curses yer younger brother for being so happy. Little did she know that her curse would summon a grotesque figure who, in the darkness of night, would violently steal the boy's happiness. Horrified and ridden with guilt, the girl chases the Thief onto the city's rooftops in a desperate attempt to bargain with him. But he is not an easy creature to please - IMDb