F.I.R. S01 E733 Fake Currency

"F.I.R."

Chiku Bank's manager Saiyyan comes to the chowki to complain about a man named Sanki who is accompanying him. He tells Chandramukhi that he was depositing 2 lakh rupees with 1000 and 500 rupees fake notes in the bank. How will Chandramukhi catch the culprit?