Daily Mail columnist Maureen Callahan is telling the untold, true story of the deeply troubled Carolyn Bessette Kennedy.

In many accounts, including Ryan Murphy’s hit new series Love Story – chronicling Bessette’s 1990s romance with John F Kennedy Jr – America’s so-called ‘reluctant princess’ has had her sharpest edges softened, if not entirely erased, Callahan writes.

But beneath the surface lay a complicated woman whose capacity for rage and even betrayal might shock some people.

Watch her video and read her column here.