Sethu

Shyam Balagopal (Prithviraj) has been kicked out from almost all colleges he attended, including the last one & his mom, who is a lecturer in an all-women college, attributes all that to the bad company he keeps. Desperate to change her son, she coaxes her principal to grant her son admission to her college. This comes as a shock to some of the female students of the college who vows to drive Shyam out of the college by hook or crook. A tug of war ensues between them and Shyam.

Siddarth (Prithviraj), a computer Engineer, turns into a cyber hacker & thief, after he is framed & accused of swindling the bank he worked in, IBI Bank, of Rs. 20 lakhs. Seeking revenge against Nandakumara Menon (Biju Menon), who had framed him & who was now the owner of IBI Bank, Siddarth systematically loots the bank of crores of rupees from different customer accounts. Hot on his tail were cop-turned-cyber investigator Alexander Felix (Narein) & ACP Harris Mohammad (Jayasurya).

After Balu (Jayaram) & Soorya (Sheela) fall in love & get married, but are unable to start a life because of Balu being broke, Soorya decides to try her luck as an actress in a new film, while Balu pretends to be her makeup man, to be close to her. However, ego issues & misunderstandings soon take over & they part ways. To get Soorya back, Balu returns as a makeup man again for a co-actress of Soorya's, but Soorya's director Siddarth (Siddique) has taken a fancy to her, complicating things.

Pappu aka Padmanabhan (Jayaram) is just out of jail, after serving a life sentence for the crime of murdering a college mate during the Annual Day celebrations. Pappu gathers up his old college friends Rex Manuel (Kunchacko Boban), Philip Idikkula (Biju Menon) & Rashid Munna (Manoj K Jayan), with a plan in mind - to go back to college to relive their old days. Pappu, however has an ulterior motive - to find the real culprit of the crime for which he did time.

Twins Giri (Mammootty) & Gauri (Nadia Moidu) run a rescue unit in Puducherry which rescues road accident victims. Giri saves Saira Banu (Tapsee Pannu), a girl who was involved in an accident, only to learn that she was an unwitting mule for a money laundering racket & now Giri was on the hook for 50 lakhs which went missing from the accident scene. Gauri, who had given up the idea of a married life for Giri, meanwhile thinks Giri was falling for Saira & livid at the idea, leaves the house.

Ram Mohan (Anoop Menon), a high profile businessman based in Bangkok, brings two criminals - Xavi (Unni Mukundan) & Prem (Asif Ali) - from Kochi to Bangkok to kill a person, so that he can save his sinking business empire. The situation gets complicated when Samantha (Isha Talwar), Ram's assistant & with whom Xavi & Prem bonded, reveals that she too has been forced by Ram into an agreement to kill someone.

Major Sreekumar (Jayaram), a cyber-terrorism expert in the Indian Army, develops a software to infiltrate enemy computers, but is attacked & shot by militants in Kashmir during his mission, which also mentally destabilizes his wife Leena (Mia George). They retire to a remote village in Kerala & live under false identities, until Sreekumar's commanding officer from the army, Tommy Eapen Devassy (Suresh Gopi), who was also Leena's family friend, tries to get Sreekumar back to fulfill his mission.

Brothers Sam (Kunchacko Boban) & Joji (Indrajith) along with their cousin brothers Pauly (Suraaj Venjarammoodu) & Tony (Joju George), decide to go on a trip to Sam's old college, in an attempt to regain Sam's memory of his 6 years of college life, which he had lost in an accident. En route, at the village of Chandragiri, they come across characters from Sam's past & learn that Sam had married the sister of the local bigwig Nagaraj Veerappan (Pradeep Singh Rawat) & they were awaiting her return.

Ani, searching for his cousin Hari who disappeared seven years ago, ends up in Punjab where he confronts with Hareendar Singh, a.k.a Mallu Singh. Admist comical situations, Ani tries to prove Mallu Singh is Hari himself. (imdb)