A thrilling mystery that unfurls in the alleys and on the rooftops of the French capital, Paris, over the course of one adventurous evening.

One winter, a ravenous ogre terrorizes the land of King Balthasar. Meanwhile, a blizzard is brewing in Léon’s heart. Braving the cold, this adopted bear cub runs away from home. Léon has many an adventure during his travels. He befriends a hedgehog and an elephant, confronts an ogre, and sets Princess Molly Gingerbread free. His courage and integrity eventually lead him back to his family. In the end, the cub earns everybody’s respect.

At a hospital in New York, Alex, a police officer, meets Leo, a boy who has the ability to get out of his body and pass through the walls like a ghost. Both team up with Mary, an intrepid journalist, to capture a disfigured villain who terrorizes the city.