Grandave Intl. will be introducing “Wild Berries” to buyers at the Cannes Film Market, May 16-27.The past, present, and future collide in this story of an immigrant Iranian couple’s annual road trip on their wedding anniversary, while a mysterious stranger is following them. The screenplay, written and directed by Soudabeh Moradian (“Polaris,” “Doomsday Machine”), is adapted from “Language of Wild Berries,” written by the playwright Naghmeh Samini (“Mainline,” “Three Women”.