AB aani CD

A retired school teacher widower Chandrakant Deshpande lives with his sons Gopal and Govind along with their respective wives and children.He has lost respect in the family and daughter in laws always taunt him while his sons don't say a word.Sunny and Shravni his grandchildren feel pity for him the way he is treated by everyone.Gargi friend of Sunny gets a major project on work front where Superstar Amitabh Bachchan invites his school batch mates from Allahabad to celebrate 100 year birthday of their school teacher Sharma Sir.Sunny with help of Gargi prepares a similar invitation and sends it in name of Chandrakant after this invitation everyone starts looking with respect for him.