In the movie Poster Boys, three strangers, Jagaavar Chaudhary, a retired military officer, Vinay Sharma, a school teacher, and Arjun Singh, a recovery agent, are unknown to each other. Jagaavar Chaudhary’s sister’s engagement gets cancelled, Vinay Sharma’s wife threatens to divorce him and Arjun Singh’s father-in-law to be disapproves of him for the hand of his daughter Riya. The reason is unknown to the three until they come across a poster promoting vasectomy which has them promoting vasectomy without their knowledge.