The Conversation: Could a DNA test help you find your soulmate? 12 Apr, 2021 10:57 PM 5 minutes to read Could a single strand of hair be the key to finding your forever person? Photo / Getty Images Could a single strand of hair be the key to finding your forever person? Photo / Getty Images Other The Netflix drama The One centres around a geneticist who invents a new matchmaking service. It uses DNA to help people find their romantic and sexual match: their "one". "A single strand of hair is all it takes to be matched with the one person you are genetically guaranteed to fall in love with," says Dr Rebecca Webb (Hannah Ware). "The moment you meet your match, your one true love, nothing will ever be the same again."