Dear Dad is a bittersweet coming of age story; involving a father-son duo – 14 year old Shivam, and his 45 year old dad Nitin Swaminathan. The father-son duo embarks on an impromptu road trip from their home, in Delhi, to Mussorie (Uttarakhand), where Shivam attends boarding school. Unexpected confessions, weird strangers, accidental meetings, a drunken escapade and singing in the rain – all these add up to a complicated and sweet tale.
A soldier lost in war and pronounced dead returns after decade to his wife and daughter, only to realize that they have moved on. As he forces his way into their life, questions are asked whether he is dead or alive.
Nandini(Sai Tamhankar) is someone who is a staunch believer in love marriages but following her father's orders, she gets married to Siddharth (Swapnil Joshi) who is coping with heartbreak. Eight years later, Siddharth and Nandini are leading happy lives in Mumbai with their daughter. Kamlakar Bhanushali (Girish Oak), a politician who has some connection with Siddharth's past, comes to Siddharth's workplace and makes a proposal to him. He tells Siddharth that he's ready to fund Siddharth's work plant with Rs 25 crore provided he gets rid of Nandini. Turns out, Siddharth used to be in a relationship with Bhanushali's daughter Bhairavi (Tejaswini Pandit).How this situation resolves forms the crux of the story.
