F3: Fun and Frustration Telugu: Description
F3 is not a proper sequel to F2 as only the key characters of F2 have been added. Venky and Varun are two individuals who are always after money. After failing to make big money, they come to know that a rich businessman is looking for his lost son. So both Venky and Varun decide to go in as the lost son and inherit the crores of property.