India, July 25 -- Rani Kapur, the mother of late billionaire Sunjay Kapur, has levelled a slew of allegations in a letter to the board of the Sona Comstar ahead of the scheduled Annual General Meeting (AGM) on Friday.

The letter makes a series of allegations hours before the AGM, including one that she was "forced to sign documents behind locked doors" and that she was kept in the dark on the details regarding her son's death.

The development comes over a month after Sunjay Kapur died during a polo match in England on June 12. Several reports said Sanjay died of a heart attack after swallowing a bee during the polo match.

However, Sona Comstar on Friday went ahead with its AGM despite the postponement request by Rani Kapur. The board s...