In Ghost House inn movie is the sequel of To Harihar Nagar. The movie will contain the same characters Mahadevan (Mukesh), Govindan Kutty (Siddique), Appukuttan (Jagadeesh) and Thomaskutty (Asokan). Apart from them Rohini appears as Mahadevan’s wife, Lena as Govindan Kutty’s wife, Fabi as Appukuttan’s wife and Rakhi as Thomas Kutty’s wife.
The movie revolves around the four friends (Mukesh, Siddique, Jagadish & Ashokan) who decides to spend a vacation in the big bunglow, newly bought by Thomaskutty with the money that he has got in the climax of ‘Harihar Nagar-2’. Amidst their extravagant celebration in the bungalow with their families, some new occurrences unleash a horror parade before them, to make their life horrible than ever before.