The movie centers around a young woman, Dolly (Sonam Kapoor), who is a young con artist. First, she married Sonu Sherawat (Rajkummar Rao). She marries men from different religions and runs away with their wealth on the night of the wedding. Her entire family consists of con artists. After conning a number of rich men, she gets media attention, who label her as "looteri dulhan". A cop Robin Singh (Pulkit Samrat) decides to catch Dolly. When she tries to con Delhi boy Manjot (Varun Sharma), she slips and her photographs are splashed all over the media.
When Dolly and her gang try to con a prince (Saif Ali Khan), they are arrested by Robin Singh. Then it is revealed that Robin Singh and Dolly have a past. She is put behind bars but she escapes with Robin's help and they get married. But she leaves him too and regroups with her old gang members and goes in search of their next victim.