The film represents a departure for the “Black Panther” director, and a creative risk; it grapples with ideas about music, race, family, religion—and vampires.

If you haven’t heard of Sinners, Ryan Coogler’s latest cinematic hit, chances are you haven’t been paying attention. The period-piece horror film starring Michael B. Jordan opened in theaters April 18 and has already grossed an impressive $78 million in just nine days.

The filmmaker, who will completely own the $90 million horror film in 25 years, says he's unsure why his deal has gained so much attention.