Tommy Singh (Shahid Kapoor) is a rockstar who is heavily drowned in drugs and is a bad influence on the youth of Punjab. Alia Bhatt is a Bihari immigrant who works as a farm labourer and unintentionally gets caught by local drug dealers who turn her into an addict.

Sartaj (Diljit Dosanjh) is a cop, who under the influence of his corrupt senior, indulge in drug malpractices. His consciousness dawns when learns about his younger brother's drug addiction. He then decides to fight the war against drug with the help of Dr. Preet (Kareena Kapoor). Dr. Preet works hard to make her state drug free and runs a rehabilitation centre for the addicts. The story revolves around these four lives while depicting the brutal and cruel reality of the drug scenario and abuse.