Complex sentence: Sreedevi, daughter of Meledath Vishwanatha Menon, of the rich businessman in the city, thus acts in the drama, but on way back home, both Sam and Sreedevi are caught red handed by Vishnu Menon (Devan), her brother.
Split into simpler sentences: Sreedevi, daughter of Meledath Vishwanatha Menon, the rich businessman in the city, thus acts in the drama. On the way home, Sam and Sreedevi are caught red-handed by Vishnu Menon (Devan), her brother.