A dance teacher allegedly raped his student for over a year and extorted Rs 2 lakh, threatening to make public a video clip of the rape.

The police said they received a complaint from the father of the girl stating that his daughter (16), a student at Rudra Dance Academy located in Sahibabad, was lured by dance teacher Sumit Ghosh alias Rudra Ghosh and raped by him on the dance academy premises.