Bada Business Private Limited — They took 35k fraud and now asking for 45k more

I baught IBC Project from Bada business the took 35k till now from me and gave me nothing and now they asking me for more 45k with zero comitment of service.
There theam making me fool from last 8 months and now they are refusing to return my money back .
Kindly help me out with this came and please do the need full.