Gina (Blake Lively) & husband James (Jason Clarke) have an almost perfect marriage. After being blinded as a child in a nearly fatal car crash, Gina exclusively depends on James to feel and "see" the world around her, and it appears only to solidify their extremely passionate relationship. She envisions the world in her own vivid imagination with help from James' descriptions. While the two enjoy a colorful existence living in Bangkok, their life and relationship are upended after Gina receives a corneal transplant & regains her sight. With her restored vision, Gina experiences the world with a new sense of wonder & independence which James finds threatening. It is only when Gina suddenly begins to lose her sight again that she finally realizes the disturbing reality of their marriage and their lives.