Nia act complaint

I am a practicing lawyer and my colleague who is a lawyer running a business of group committee. He asked me to be a part of group committee of rs 1 Lakh.i replied that I will ask my wife. I asked my wife and she agreed for it with the condition of giving first committee to us.My colleague asked me to give a cheque as a security cheque.i handed over a blank signatures cheque of my wife I gave him the cheque in 2014.He did not have us the committee and not returned the cheque and star Ted lingering the matter on one pretext or the other. One day he replied that he lost the cheque and asked to stop the payment of lost cheque My wife stopped the payment of cheque on 19/2/2016 She also filed the complaint to police Deptt against my colleague The police didn't took action On1/8/16 the said cheque was entered to my wife account and by error the bank gave insufficient fund reason to person who entered the cheque of rs 42,92,960/- The person was some other person We filed direction petition under sec 482 and the hobble high court issued direction to Dgp to take action and Fir was lodgedagainst three accused under sec 420,467,468,471 and 120 b The legal notice says that my brother has owed an amount of rs 42 lakes and my wife came forward and issued cheque on 31.5.2016,and they Only come to know about this cheque on 31/5/2016,where cheque was stopped on 19/2/2016 and complaint was filed on 4/7/16 and they presented the cheque on 1/8/2016 .the notice was replied The presenter of cheque has given in writing that the cheque was in possession of first committee Runner and was for 1 Lakh committee.in the presence of witness The cheque was handed over to committee Runner in the presence of witness who gave their witness to police