India, May 24 -- A new biography on Freddie Mercury, leader of Queen, promises to startle the world by revealing a secret daughter.

The book, Love, Freddie, penned by renowned rock biographer Lesley-Ann Jones, shares the story of a woman, B, who claims to be the late singer's only child. Now 48 and living in Europe, B is a medical professional and a mother herself.

"His only child was conceived accidentally with the wife of one of his closest friends, while his friend was away on an extended business trip. For the Roman Catholic mother, abortion was out of the question," Jones told the Daily Mail. Just a year after Queen's legendary hit Bohemian Rhapsody.

The affair and the child that came from it were kept under wraps, known only to M...