Avano Atho Avalo

Avano Atho Avalo is a 1979 Indian Malayalam film, directed by Baby. The film stars Jayan, KP Ummer, Jagathy Sreekumar, Jose and Jose Prakash in the lead roles. The film has musical score by M. K. Arjunan. The film was a remake of the Kannada film "Aparichita".
Plot.
Shashi, the son of an estate owner, goes missing one morning, and the subsequent police investigation unearths some unpleasant family secrets and hidden agendas.
Soundtrack.
The music was composed by M. K. Arjunan and the lyrics were written by Bichu Thirumala.