Here are the Nifty and the BankNifty futures charts showing the movement in the indices through TPO's and their realtions to the monthly developing value and the Point of control.
In the charts below the yellow region is the value area and the Purple horizontal line is the fairest price also called the Point of Control.
The black horizontal lines are the High volume nodes from previous price points.
The bluish purple on the right is the developing structure.
Every day in the chart is represented by a new colour.