Spoiler Alert: This story contains spoilers for “It’s What’s Inside,” now streaming on Netflix.

Writer and director Greg Jardin’s debut feature, “It’s What’s Inside,” is a body-swapping mystery. Yet Jardin had his own out-of-body experience the day the movie started an intense bidding war at Sundance in January.

“It’s still surreal now,” he says. “We made the movie in a bit of a bubble, $2.5 million independent, just with hopes that someone would buy it at a festival. Getting into Sundance alone was awesome. And then our first offer came in 24 hours after our premiere, and the offer started at $5 million, which was double our budget. I was like, ‘Man, this is incredible.'”

But the buzz around Park City kept growing.

“It was my first experience,” he says. “With any of that stuff, there’s essentially a bidding war that lasted about 36 hours. I was in meetings with our financiers and sales agent.