Jaane Jaan Delves Into The Life Of Maya D'Souza (Kareena Kapoor Khan), A Woman Residing With Her Daughter Tara D'Souza (Naisha Khanna), Trapped In An Abusive Relationship. In The Same Neighborhood Is Naren (Jaideep Ahalwat), A Math Professor. Meanwhile, Karan (Vijay Varma), A Police Officer, Ventures To Kalimpong In Pursuit Of Maya's Missing, Possibly Deceased Husband. As The Investigation Unfolds, Karan Finds Himself Drawn To Maya, Ultimately Falling In Love With Her Amidst The Intricacies Of The Case. The Film Weaves A Tale Of Romance And Suspense Against A Backdrop Of Domestic Turmoil And Mystery.