During investigation, it came to light that Sachin and Yogita were in a relationship. (Representational Image)
A 24-year-old dance instructor allegedly strangled his girlfriend to death with a wire and then committed suicide by hanging himself from the ceiling fan inside a dance academy in south Delhi's Neb Sarai area on Wednesday.
The incident came to light around 10 am when a cleaner at ABC Dance Academy at Harijan Basti in Neb Sarai spotted the bodies and raised an alarm. Following this, several police teams were sent to the spot, police said.
The deceased were identified as Yogita and Sachin alias Sonu, both aged around 24 years, they said, adding Sachin, a native of Indore, stayed at the dance academy, while Yogita, one of the trainees, lived with her family in Chhatarpur area.
During investigation, it came to light that Sachin and Yogita were in a relationship. Of late, they had arguments as Sachin suspected her to be in a relationship with another person, police said.
Police suspect that Sachin had planned the incident at least two days ago and allegedly bought an extension cable for the purpose. The incident took place most likely in the early hours on Wednesday, an official privy to the investigation said.
Scented candles and flowers found at the spot suggest that the two had spent time together there before the incident. No suicide note was found, they said.
Statements of the friends of the deceased were recorded and several persons questioned in connection with the matter, police said.
A case has been registered in this connection, Additional Deputy Commissioner of Police (south) Nupur Prasad said.