A class XI student was strangled to death with his shoelace in the RK Puram area of south Delhi.
The victim, Chandan Kumar Thakur (19), had gone missing on Thursday and his body was found lying by a drain behind his school boundary wall on Friday morning.
Police suspect the killer was known to Thakur.
A student of Government Boys Senior Secondary School, Sector 5, RK Puram, Thakur was last seen leaving the school premises on Thursday afternoon.
Police said a girl student from Thakur’s class had accompanied him to the school gate on Thursday. They were going to leave together but Thakur asked her to go alone after he received a call on his mobile phone.
Police have not recovered Thakur’s phone.
Thakur’s father, Sita Ram Thakur, is a cook in Vasant Vihar. Thakur is survived by his parents and a younger brother. The family live at Nepali camp in Vasant Vihar.
“Though the mobile phone is missing, we are trying to get the call details. It seems that someone known to Thakur killed him,” said a senior police officer.
A case of murder has been registered at RK Puram police station and the body has been sent for post-mortem tests.