It's the typical problem of can't-stay-broken-up-with-your-boyfriend-when-his-parents-go-missing
Okay, so it might not be typical but O'Ryan's lovelife is knocked to the bottom of the priority list when a madman shows up wielding a knife. O'Ryan has to meet his demands, or everyone she cares about will be toast, including the one she really loves. The easy answer is to call the police, but when her boyfriend's parents turn up dead, she realizes the man wasn't kidding when he said not to involve law enforcement. She has to beat him at his own game because giving into his demands will make O'Ryan a criminal too.
