Ok Jaanu Plot

Tara (Shraddha Kapoor) and Adi (Aditya Roy Kapur) meet in an impromptu circumstance where Tara is trying to commit suicide while fighting with her boyfriend and Adi tries to save her. Destiny plays the magic trick and they both meet again at a common friend's wedding. They instantly hit a connection and become more than friends. Sooner, they decide to live-in together for a few months at Adi's PG which is retired High Court Justice G Shrivastava's (Naseeruddin Shah) house. Mr. G Shrivastava lives with his beloved wife Charu who is a classical singer and Alzheimer's patient.

The duo live their dream life in those 6 months where they are mostly seen enjoying the perks of a live-in relationship. Until one fine day when the two have to separate to pursue their respective careers.