Mayday Movie Trailer HD - Plot synopsis: In director Karen Cinorre's bold new action fantasy film MAYDAY, Ana (Grace Van Patten) finds herself transported to a dreamlike and dangerous coastline. Once there, she joins a female army engaged in a never-ending war where the women lure men to their deaths with radio signals, like 20th-century sirens. Though Ana finds strength in this exhilarating world, she comes to realize she is not the killer they want her to be.