Imposters in Paradise

Imogen Dacres is flying to Bermuda to investigate the mysterious death of her brother when the unthinkable happens. The plane crashes.

She wakes up in hospital where she learns three things:

One: everyone thinks she is the wealthy Isadora Van Harte.
Two: no one else survived the crash.
Three: some scary-looking men are outside looking for Imogen Dacres.

Realizing they must be...