Twilight author Stephenie Meyer has sold screen rights to her first adult novel The Host to producers Nick Wechsler, Steve Schwartz and Paula Mae Schwartz. Variety reports that Andrew Niccol (Gattaca) will write the script and direct. The love story is set in the near future on Earth, when a benevolent alien parasite becomes fused with a dying human being. The producing team recently worked on The Road.