In 1971, amid rising tensions between India and Pakistan over the liberation war of East Pakistan, Pakistan navy, in a top secret mission, plans an attack on Indian majestic-class aircraft carrier INS Vikrant, to gain control over the waters of Bay of Bengal. They send their best-in-class submarine PNS Ghazi, but are intercepted by an Indian submarine INS Karanj (S21). An underwater attack ensues.

Four under cover cops Eklavya (Sunil Shetty), Naeem (Kay Kay Menon), Madhav (Mahaakshay Chakraborty) and Eric (Johny Lever) get the assignment to stop a gang war over a missing sum of money.They manage to put under world don Mukhtar Memon (Zakir Hussain) behind the bars but that doesn’t solve the problem. Later, a senior CBI officer Yugantar (Mithun Chakraborty) starts investigating the case.

After having a bitter disagreement with his friend and manager Jehangir Khan (Kay Kay Menon) about the latter’s blatant abuse of power and influence to win a dance competition called “Dance Dil Se” for his team JDC (Jehangir Dance Company), the choreographer of the dance company, Vishnu (Prabhu Deva), quits his job. At first he wants to return home to Chennai, but his friend Gopi (Ganesh Acharya) asks him to stay in Mumbai with him. Vishnu observes several young men using parkour to evade the police. They turn out to be proteges of Gopi, but despite their obvious raw talent, they lack the discipline required to become serious artists; they demonstrate this disastrously at a local event for a politician, wherein they set the stage on fire. After witnessing the youngsters showing their dancing abilities at Ganpati Chaturthi against their equally talented rival neighborhood, Vishnu decides to start his own dance group with them ultimately preparing them to compete in “Dance Dil Se”. However, the lack of discipline among the dancers and rivalry between the two factions in the group led by D (Dharmesh Yelande) and Rocky (Salman Yusuff Khan) leads to multiple creative and emotional blocks. Initially, only Rocky and his gang are willing to attend the free classes, but soon D and his friends gravitate towards the studio.

Prabhu, a young college student, kidnaps his lover Rithika when her father disapproves of their relationship. Manoj Menon, an encounter specialist, is appointed to track them down.

A Doctor stands accused of killing his own eighteen-year old daughter. While this aggrieved father protests his innocence, all evidence points towards him irrefutably. While his own wife suspects him too, the C.B.I. sleuth on the case concludes that the doctor could not have killed his own daughter. So then, who did it? And why? As the C.B.I sleuth seeks these answers, he uncovers a vicious web of adultery and hidden family secrets.