Seema G. Nair

Murugan (Mammootty) is a Tamil immigrant, who makes a living out of ironing clothes in Kerala. He is a widower, who lives in a slum with his three children - one of whom is blind. The film portrays Murugan's daily life and the odds he faces because of his identity-less existence.

In a slum in Cochin, Chakrapani (Sreenivasan), a disabled beggar who is also a small-time moneylender, has an eye on Latha (Geethu Mohandas), who lives nearby with her two children, though she detests him. She works as a maid & dreams of a better future for her children. The slum dwellers are forced to evict their colony as part of beautifying the city & their pleas for help are ignored. Finally, desperation forces them to unite & raise their voice in protest, with Chakrapani as their leader.

Bhadra Nair (Samyuktha Varma) comes to the village of Sivapuram in Tamil Nadu, the birth place of her dad Madhavan Nair (Laxmi Rattan), along with her family. There, she starts learning classical music with Ramanuja Shastrikal (Biju Menon) & falls in love with him, but separates with him after opposition from her family. Years later, Bhadra is unhappily married to Chandran (Lal), a computer engineer & alcholic. Bhadra finds solace in poetry & memories of the Sivapuram days.

Jayakrishnan (Dilip) is a bodyguard who is very into what he does. When he saves Ashokans (Thyagarajan) life, Jayakrishnan now has the responsibility of protecting his daughter Ammu (Nayantara). However, Ammu doesn't like the fact that Jayakrishnan is too protective of her so she devises a plan to distract him. She makes him fall in love with a mystery woman. However, things get messy when Ammu realizes what her true feelings are.

In a remote mountainous village, Thamara (Shweta Menon), a pretty woman, is forced to marry the ugly, dumb Choonda (Manoj K. Jayan), but Thamara could never bring herself around to like him. Choonda dies in mysterious circumstances, after which Thamara takes a fancy to Choonda's handsome younger brother Saji (Bala). Saji however was in love with Muthu (Aparna Nair), causing for Thamara to plot to eliminate Muthu from the picture.

Kunjunni (Kalabhavan Mani) is a young man of the Perumannur village who is loved by all. Radha (Meera Nandan), who belonged to a gypsy group, comes to the village to sell statuettes of Lord Krishna. Kunjunni & Radha fall in love, but Radha's father opposes the marriage because Kunjunni was an orphan. Kunjunni later finds out that he actually belongs to a rich family & he had run away from home 20 years back, because his mother Yashoda (Saranya) was too strict & disregarded his musical talents.

The film has 4 separate chapters - 'Kallante Makan' (The Thief), 'Niyamavum Neethiyum' (The Police), 'Oru Koottukaran' (Two Men and a Woman), 'Pankiyamma' (One Woman and Two Men) - each based on independent short stories written by Thakazhi Sivasankara Pillai. The film is about 4 crimes of different nature that happen in different contexts and situations. The setting is the Princely State of Travancore, South India in the 1940s.

'Friday', told in the format of 'hyperlink cinema', tells the stories of many people who in a town on 11-11-11, whose lives gets interwoven together by a couple of incidents. In the first incident, an elderly man (Nedumudi Venu) loses the jewellery & cash he had set aside for his granddaughter's wedding in an autorickshaw driven by Balu (Fahad Fazil) & goes in frantic search for it. In the second incident, most of the characters in the movie end up in a boat which meets with an accident.

Set in late 1950s Kuttanad, Guru Dasan (Lal) was a famed singer from the low-caste Pulluvar group, who had two wives, Janaki (Lakshmi Lahari) & Chakkara (Iniya). A serial womanizer, Dasan also is drawn close to Devaki (Lena), an upper-caste Brahmin & the wife of the village landlord as well. Their relationship however, results in a severe fallout for Dasan.

Rameshan (Nivin Pauly), along with his friends were part of a cricket team in their village & their lives were consumed by their passion for cricket & admiration for Indian cricketer Sachin Tendulkar. Rameshan's parents hated his cricket craze & Rameshan ends up being a inferior student & an nonachiever. However, seeing his own son Kannan's (Bagath Abrid) love for cricket, Rameshan encourages him & tries to get him professionally trained under former Kerala team coach Vijay Menon (Anoop Menon).

Reena (Malavika Nair), a young servant girl has been disfigured in an acid attack, & in the ensuing investigation by the cops, two key figures are interrogated - one is Benny (Mithun Murali), an employee at a neighborhood gas station who was in love with Reena, & the other, Aarthi (Samskruthy Shenoy), a schoolgirl & Reena's employers' daughter. Both interrogations tell parallel stories which lead up to unraveling the reasons behind the attack on Reena.

In this anti-abortion screed, Sahadevan (Sreenivasan), a vet, takes it upon himself to save the fetus of unwed lovers Geethu (Shritha Sivadas) & Faizal (Arjun Lakshmi Narayan) after the couple decides that an abortion is the only way to save their faces. Initially reluctant, Sahadevan is goaded to action when the fetus takes the form of a human boy & tags him around. Meanwhile, Faizal's dad Alikkoya (Jagadish) schemes to get Geethu to an abortionist, Dr. Isaac (Asokan), to end the pregnancy.

An affluent couple - Paul & Sheela (Lena) - decides to return their adopted son Thommi (Gowri Shankar) back to the orphanage where they adopted him from, after the couple become pregnant with their own baby. Thommi's teacher & caregiver Jeelu (Ananya) tries to convince Paul & Sheela to keep the boy.

A good-hearted doctor, Vijay Nambiar (Suresh Gopi), a practicing physician at the Apothecary Hospital, is forced to go along with the hospital management in the unscrupulous practices of the hospital, including submitting patients to an experimental drug with disastrous side-effects.

Carefree young man Jomon (Shine Tom Chacko) is constantly berated by his father, cop Luka (Shanker), for not taking life seriously. Then Jomon gets a chance to turn his life around by installing a windmill for the city, but someone sabotages his windmill causing for it to collapse. Neck deep in debt to his roommates, Jomon is forced to find a way to redo his project. Meanwhile, Salomi (Ansiba), a girl whose marriage proposal he disrupted, gets after him with the demand that he marries her.

Kichu (Vishnu Unnikrishnan), a small-time movie actor obsessed with cinema & who often plays typecast small negative roles, tries to defy all odds, including his looks, to become a hero.

Krishna Kumar (Nivin Pauly), an ambitious member of the student wing of the communist party, who had been scheming to get to the top by hook or crook, gets inspired by the story of Krishnan (Nivin Pauly), a now-elderly communist party activist who fought for the downtrodden during his younger days.

The life of newly married couple - Arun (Sunny Wayne) & Swathi (Aditi Ravi) - is disrupted by the arrival of an almairah (cabinet), gifted by Swathi's father (Sadiq). The cabinet becomes a bone of contention between them & finally drives them to divorce.