The new horror movie Obsession is relentless. It’s brutal. Every time you think it couldn’t go any further, it does just that. And that’s exactly what writer-director Curry Barker is going for both with the film and his career. He wants to push the boundaries of horror, and he’s already off to a good start. Obsession , which opens Friday , follows a man named Bear (Michael Johnston) who has a massive crush on his friend and co-worker Nikki (Inde Navarrette). When he can’t muster up the courage to tell her how he feels, he uses a seemingly pointless trinket called a “One Wish Willow” to wish that Nikki would love him more than anything in the world. And it works. This is only Barker’s second film, but already you can very, very clearly see that he might be the future of horror. And the fact that he just signed on to make a new Texas Chainsaw Massacre movie only bolsters the case.…