Documentary ‘Dina’ lovingly shows a romance without limits — a refreshing and honest look at life on the autism spectrum

Few fictional movies handle romance as beautifully as “Dina,” the U.S. Documentary Grand Jury Prize winner at the 2017 Sundance Film Festival, and a story as warm-hearted and as open as its title character.Dina Buno is a 48-year-old woman in suburban Philadelphia who happily talks to anybody — her dentist, her friends, strangers she meets on the bus — about her life. She’s busy preparing for her upcoming wedding to Scott Levin, who works as a door greeter at Walmart