A five-year-old boy died here after he accidentally slipped into a septic tank in his neighbour's house in Mahanagar area, police said.
 
Arvind, a kindergarten student, died last evening after he slipped into the septic tank, covered with a plastic sheet in his neighbour's house at Nai Basti while playing with his friends, they said.
 
The boy, son of an autorickshaw driver, was rushed to a nearby private hospital, where doctors declared him brought dead.