Satyendra aka Sattu (Rajkummar Rao) and Aarti (Kriti Kharbanda) meet for a proposed arranged marriage and fall in love in the process. On the night of their marriage, an unexpected turn of events turns their world upside down. Set in the backdrop of India's civil services, Shaadi Mein Zaroor Aana explores the challenges that Satyendra and Aarti face as a middle-class couple in India.
The film sees a grieving homicide detective chosen to lead a task force in Los Angeles to stop a criminal organization. He soon unravels a conspiracy involving corruption in his own department.