Aap Ki Kaneez revolves around a wealthy businessman, Shah Mir Afandi who has lost his wife, Shireen while giving birth to their daughter Parniyan 12 years ago, however, Shah Mir's love for her wife is still alive in his hearts as he never forgets to celebrate their wedding anniversary. Despite of Shireen's being a divorcee and a mother of a thirteen-year-old boy earlier, Shah Mir was unaffected by her past. Shireen's death leaves an unimaginable void in Shah Mir's life however, his life is turned upside down when a failed kidnapping takes place against him. A kidnapping encounter against Shah Mir forces him to marry his servant's daughter Kaneez who is half his age and is uneducated. Reluctant to inform his family about his relation with Kaneez things slowly escalates in a series of consequences as Kaneez tries to oblige everyone through her actions. Will Kaneez sacrifice everything in order to adjust to her new household?