Fifty Shades of Erotica: Ghosts of Desire — Michelle Fox

Cassandra is about to be possessed by desire...

While ghost hunting in a haunted prison, Cassandra finds herself transported into the memories of Andrew Smith, a handsome man wrongfully accused of murdering his fiancé. His ghost lingers in a prison cell, aching for his lost love. Before long, she finds herself playing the role of his lover, reliving a seductive and passionate affair more than a hundred years old.
When she wakes...if she wakes, Cassandra will discover the past has reached far into her future with surprising consequences.
Ghosts of Desire is an erotic story of 6,000 words. Contains explicit sex, for mature audiences only.