Desc: Oru Katha Oru Nunnakkatha: Directed by Mohan. With Madhavi, Mammootty, Meena, Meena. Watch the full movie, Oru Katha Oru Nunakkatha online, only on Eros Now. An unemployed youth, Appu, falls in love with Ammani the first time he sees her. He tells many lies in order to woo her and she finally falls for him. Trouble follows when she learns the truth.