The fashion world meets the underworld in BOOM, written and directed by Kaizad Gustad and produced by Ayesha Shroff under the banner of Quest Films

A newly-wed couple's lives are changed during the Bhopal gas tragedy in 1984.

A lawyer goes into hiding after being falsely accused of committing a crime, while his wife gives birth to twins. Years later, fate reunites the family under difficult circumstances. Amitabh Bachchan in his only triple role as father with twin sons.

Childless Malti is married to a honest man, Kailash Nath, who one day brings home a newborn baby boy and asks her to take care of him. Malti names the boy Ashok, and brings him up as her very own. Thereafter she gives birth to two boys, Amar and Anand. When Kailash testifies against dreaded bandit & devil worshiper, Jabbar Singh, he is threatened with death. Jabbar is sentenced to be hanged, but before that could happen he is killed. Jabbar's son, Sheroo, avenges his father's death by killing Kailash. Sheroo is arrested by Kailash's friend, Inspector Om, and sentenced to 20 years. A dying Kailash informs Malti that Ashok is Devki's, his first wife's son, and makes her promise that she wil continue to love Ashok as her own, which she does, and Kailash passes away. When she returns home she finds out that Amar is missing, possibly drowned. She blames this on Ashok and starts hating him. Sheroo escapes from prison, abducts Inspector Om and holds him prisoner, whipping him regularly.

Left in the care of an alcoholic Gangu Ganpat, young Heera, who named himself after a stray dog, wrestles with life in his young age. Years later, now a young man , he works for Mahendar Singh and is in love with Mohini, who will not have anything to do with him due to his lack of ancestry. Heera is now determined to find out who his parents are, and the only one who can help him is the elusive, alcohol-induced and incoherent Gangu Ganpat.

A ruthless gangster named Don is killed during a scuffle with the police. Since only DSP D'Silva knows of this incident, he recruits Vijay, who is a spitting image of Don, to replace the original Don and infiltrate his gang. D'Silva plans to nab the entire gang, but when he dies during a raid, the secret that Vijay is not Don is also buried with him.

The movie starts with two innocent and kind hearted guys named Heeralal and Pannalal. They are famous among criminals as they have helped police in capturing them several times. Heeralal is in search of his parent’s killer but has no idea of him at all. Pannalal is in search of his father. Heeralal meets with a girl named Ruby and falls in love with her. Pannalal falls in love with Ruby’s friend, Neelam. Kalicharan, who is a renowned criminal has decided to teach a lesson to Heeralal and Pannalal for interfering in their business. But instead Kalicharan is forced to run from the police. Police commissioner, Premlal is very happy with the guys and wants to protect them from Kalicharan and his friend, Panther’s anger.

Havaldar Ratan is a rookie at the local police station, and is assigned duty on foot patrol on Manoranjan Street, a notorious red-light area, on the very first day of his job. He strikes up a conversation with a good-looking young woman named Nisha, and tells her that there is a possible violation of Suppression of Immoral Trafficking Act taking place on this street. He witnesses several women soliciting men, and decides to call in the paddy wagon, and get them arrested. Alas, one of the men frequenting the prostitutes is none other than Ratan's superior officer, who immediately summons Ratan, and has him removed from service on corruption charges. Nisha takes pity on a homeless and unemployed Ratan, and asks him to live with her. He does not want her to sell her body, and so he decides to work at night, and during the day he takes on the guise of a rich Nawab and spends time with her.

After his father's retirement, the onus is on Bharat to look after his Delhi-based family. He has two younger college-going brothers, Deepak and Vijay, and a sister of marriage age, Radha. Bharat is a graduate, but is unable to secure any employment, much to the frustration of his girlfriend, Sheetal. Vijay takes step to secure his own future, by turning to crime, which is strongly opposed by Bharat, and as a result Vijay leaves the house. Mohan is Sheetal's boss, and finds her very attractive. When he proposes marriage, she accepts, and soon both are married. This leaves Bharat devastated, unable to deal with life, and unable to afford the basic needs of Roti (food), Kapada (clothing), and Makaan (shelter), he must now decide to carry on honestly, or otherwise