WRONG NUMBER follows three married couples whose lives are hopelessly entwined with confusions and suspicions. Avinash is having an affair with his boss Yashwant’s wife Kamini and argues constantly with his own wife, Ranjana. It gets murkier when Kamini thinks that Yashwant, her husband, is having an affair.
The plot thickens when each of the adulterous parties, plays host to Natwarlal Chaurasia and his wife Poonam at dinner parties on successive nights, both of which end in disaster.
As relations between the partners deteriorate, matters become more confused and only the truth can restore order to this chaos. The ensuing action leads to a string of misunderstandings and almost farcical events with hilarious consequences.