A lawyer leads a happy life until his wife delivers twins and one of them has a scarred face just like him. Dejected, he deserts the child and lies to his wife that their baby was stillborn.
After a Parsee millionaire ignores a letter from a mafia leader, his partner dies and his partner's son gets kidnapped. He hires Kiriti Roy to investigate the case and find the culprit.
Setarer Sur revolves around five friends -Sunil, Brajesh, Ranjan, Suhash and Avijit -who are all attracted to their common friend, Basobi. Basobi seems to be close to Ranjan. Then, she suddenly declares she will marry Brajesh, as she has always been in love with him. Just days before the wedding, Basobi is found dead at home and renowned detective Kiriti is approached to solve the case.
