Thuruppugulan story is focused on Kochuthoma (Innocent) and his son Kunjumon (Mammootty). Kochuthoma is running a typical street side "thattukada" in Kochi. At the age of ten, Kunjumon accidentally injures a person. After the incident when his son faced trouble to stay at Kochi, Kochuthoma sent him to Kozhikode to stay with his dear friend Swami (Jagathy).
A five star hotel, Raj Palace, originally owned by a multi-millionaire Chandrashekara Menon (Devan), is now run by Sreedharan Unnithan (Kalashala Babu) and his sons. Chandrashekara Menon had authorised Sre...