Getting 100 Million for Being Locked Up for a Year — Possible?

A woman finds an unexpected sum of money in her bank account and is determined not to give it back, believing it to be a fraud, until a menacing group invades her residence. The fearsome leader, who is both striking in appearance and frigid in attitude, presents her with a terrifying choice: vanish for a year in return for a substantial reward. What starts as imposed isolation quickly unfolds into something much more dangerous… and much more enticing.