After being noticed by the passersby, police was called.

The police recovered the boy from sewer and his body was taken to the AIIMS for postmortem.

According to police officials, the case could be an accidental case.

But the eyewitness says that Wilungbou slipped and fell into the sewer.

However, some of his friends claim that somebody was after Wilungbou.

Although police is investigating the case but the actual cause of the death would be cleared after the postmortem reports are out as there are no injury marks on the body of the boy.

Further investigation is under process by the police officials.