Chennai: A week after a man beat his sex uncle, the last son, a student, killed him with the help of two friends nearby Köllur on Friday night.
The three were arrested on Saturday.
Police said V Arumugam, 27, from the district of Villupuram had lived in Uncle Kumaravel’s house in Puthagaram near Colathur and was employed in a shop that sells construction material in the area.
A week ago, a fight broke out between Arumugam and Kumaravel and the former suspected of beating his uncle.
Putra Kumaravel Ajit Kumar, a BCUR student, who knows about the attack on Friday decided to eliminate Arumugam, which was associated with him as Uncle.
Ajith Kumar, his friend R Rajesh Kumar, 19, also a recent college student and N Ashok, 21, from T P Chathiram, History-Sheeter, hacking Arumugam to death in Subash Nagar on Friday.
Ajith Kumar told his mother Alamelu about the murder and the woman warned the police.