Resume Filling — Complaint on resume filling

Respected sir/madam i am a ug student studying in vtu .i am staying in hostel so i was just looking for a part time job and i saw resume filling job in quikr jobs and i contacted them and i applied to it.they did not told anything about the agreement they just told me to keep on clicking next button and i done.then i hot a registration number and password for it and started my work.after getting me to know that it is a fake company i stopped working and now they forcing me to pay 6500 as penalty otherwise they are saying that they will put a legal case on me and the notice will be sent to the home so please help me out of this i dont know what yo do now i am still a college student if the matter comes know in my house means they will kill me so please help md out of this what i have to next???