“Mustang” is a movie that’s designed to be uncomfortable. It’s not an easy sit, but it’s a remarkably realized picture from co-writer/director Deniz Gamze Erguven, who delivers a fully emotional experience with a story that reaches for a grader condemnation of Turkish culture. Mixing domestic horrors with pained reflection, “Mustang” does a terrific job getting inside character headspace, finding an exhausting but informative psychological viewpoint that develops throughout the story, amplified by exceptional performances from the largely untested cast. It may seem like medicine, but the feature has important ideas to share about the ways of the world, winding its way through surprises and heartbreak with fresh energy. Read the rest at Blu-ray.com