A man struggles to save his family-owned restaurant as it is running in loses. He soon falls for a health inspector keen on shutting down the place. When his brother enters the scene, things get worse.

Ganesh falls for his extremely caring and helpful new neighbour, Nandini, who lives in a house opposite to his. But, when Ganesh and his parents put forth a marriage proposal, she turns them down.

Despite being in love with Bhagavathi, a poor dancer, Mandhira chooses to marry Bhavani, a rich girl. He ends up killing a pregnant Bhagavathi when she shows up just before his marriage.

Arun pretends to be married in order to get a house for rent. He picks Shanthi, an uncouth slum girl, to act as his wife. Eventually, circumstances change and they get actually married.

Unemployed Shakthi Singh lives a poor lifestyle along with his widowed and ailing mother and a sister. His mother falls ill and gets admitted in hospital. While on his way to an interview with HSBC, Shakthi sees a beautiful girl, gets distracted and misses his bus - route No.12B. As a result he misses the interview, and ends up getting employed as a Garage Mechanic with Madan, his friend. He does meet with the same girl, gets to know her name is Jyotika, who lives a wealthy lifestyle with her mother, Sulo, while her dad is away on business. Both continue meeting not aware that her marriage has been arranged with Pratap. This story also depicts the possibility of Shakthi catching the 12B on time, attending the interview and getting hired, pursuing Jyotika in vain, and ending up in the arms of his co-worker, Priya. Both possibilities end up with Shakthi getting involved in a vehicle accident - and no guarantees that he will survive or wed Jyotika.

Kandasamy is desperate to enrol his son in a good school. Trouble ensues when his wife spots him with an educated woman who is posing as their child's mother in order to help him get admission.

A brave woman battles against intouchabilty is her village.

A genius-yet-introverted orphan, raised by a church priest, is sent to college where he turns out to be a social outcast. Although he is shunned by the majority of the other students, one girl shows him kindness and befriends him. Things take a turn when he falls for her, and she in turn falls for another classmate.

Singamuthu wants that he and his brothers marry girls who are sisters. However, Chinnathayi, his cousin, wants to marry him and decides to jeopardise all the marriage proposals that come his way.