guwahati the investigation into the death of shweta agarwal has revealed that she was killed during a scuffle with her friend govind singhal who has already confessed to his crimeon monday evening shwetas charred body was found at the bathroom of govinds house the next day three persons including prime accused govind were arrested shweta was the state topper in commerce stream in the 2015 higher secondary examtalking to the media on wednesday city police commissioner hiren nath said he govind claimed that she died accidentally when both of them had a scuffle on monday evening at his residence after having tea they started arguing over their relationship when the argument turned violent he pushed her to the wall and banged her head against the wall after this she fell unconsciousrealizing that she lost her senses and was bleeding heavily govind packed shwetas body in a sack and tried to carry it on his motorbike so that he could dump it the commissioner added however he dropped the idea fearing that police would soon find the corpse said nath police have already seized the motorbike where bloodstains are clearly visiblenath added govind then carried the body to the bathroom of his house and poured kerosene on it and set it ablaze so so that he can later claim that it is a case of suicide the incident came to light when neighbours saw smoke billowing out of govinds house and alerted policepolice said govinds family was about to settle in siliguri where his father is working and shweta wanted to get engaged to him before that but govind was not willing to give any assurance both of them were in a relationship since maythe commissioner said police are going to file a chargesheet soon police have taken govind his mother and sister into custody for five days govind has claimed that he was alone in the house when the incident took placemeanwhile candlelight rallies and prayer meets were held by college students