If you haven' read part-1, 2, 3 please read it.

The Conclusion:

All are surprised because the phone call came from venkat house

Venkat is in enquiry. Then who called from his house?

The officer started to enquiry him-Is this your plan to kill rohit? How many members are part of your murder? How many members are there in your crime batch? Not only men, women also included in...