The psychological horror story Butterfly, A Grimm Love Story starring Keri Russell and ThomasKretschmann is set to begin filming in Germany in March.

Marco Weber's Atlantic Streamline is financing and producing theproject, about a research student who descends into depravity in order tounderstand the mind of a cannibal killer.

TS Faull wrote the screenplay and music video director MartinWeisz directs. Weber will produce with Andreas Schmid, who heads up German media fund VIP, and Streamline'sexecutive vice president of production Vanessa Coifman.

"This is a story that I have wanted to bring to the big screenever since the internet cannibal movement was brought to my attention," Webersaid in statement.

"We could not be happier to bemaking this movie with actors who have the perfect combination of intelligence,strength, and vulnerability to lead us through this dark story."

AtlanticStreamline's credits include Igby Goes Down and The Thirteenth Floor.