Kannadi Pookal

Kannadi Pookal (English: "Glass Flowers") is a 2005 Indian Tamil film released in 28 January 2005 directed by K. Shahjahan who earlier directed "Punnagai Desam". It was a remake of Malayalam film "Ente Veedu Appuvinteyum" which in turn was inspired from a real-life incident in Kerala. The film received positive reviews from critics.
Plot.
Meera marries her neighbour Sakthivel, after Sakthivel's wife dies giving birth to Appu. Meera decides not to have children and raises Appu as her own son, and the trio lead a very happy life. But, Meera's widowed father Natraj is unhappy as his lineage will die out and his wealth will go out, with Meera caring for someone else's child. When Appu reaches age of 12, Meera accidentally becomes pregnant. This changes the focus of entire family to the unborn child, deeply hurting Appu. He is often belittled for his attention seeking actions and ignored more when the baby boy is born. Within weeks, Appu is pushed to the limits and he kills the baby using bug spray. Due to a complaint filed by Natrajan, Appu is arrested and put in a government run juvenile and the family is shattered. 
Slowly, Appu regrets his actions and reforms into a mature boy. He gets along well with other children and wants to move back to his family. But, Natrajan refuses to induct him back. Appu meets his former schoolmates in a inter-school event, and realizes that the society will always see him as a murderer. When Natrajan also forgives Appu, appu refuses to return home. Appu spirals into depression and his health worsens. The family doctor advises Sakthivel that, the only way to save Appu from depression, is for them to have another baby, and make Appu raise that baby. The couple agrees and after a year, Appu returns home to his waiting family and all ends well.
Soundtrack.
The Music was composed by S.A. Rajkumar and Released on Anak Audio.