Death in paradise season 16: what's mattie's secret?

The tropical tranquility of Saint Marie has been disrupted. The latest episode of Death in Paradise concluded its season with a cliffhanger surrounding Sergeant Mattie Fletcher, leaving fans scrambling for answers about her past.

Is mattie fletcher hiding a troubling past?

The popular new character, played by Catherine Garton, has been a source of intrigue since her arrival. Hints of a hidden secret from her time in Jamaica surfaced early in the season, culminating in a more explicit revelation in episode five: Mattie alluded to a past