They're starring in the sci-fi romanceIf you were the person who discovered that the afterlife is, after all, real, and could be scientifically proven, what would you do? Find religion? Become depressed? Or use the knowledge to convince someone to fall in love with you? Because that’s what Nicholas Hoult might be doing with Rooney Mara in the new sci-fi drama Discovery.Admittedly, that’s probably not his big plan, but he is a scientist who finds out that heaven – or some version of it – might be really real, and he will meet and fall for Mara, a woman whose past is tinged with tragedy.