特工亚历山大·康纳被派去调查一处房屋，一名名叫桑德拉的女子曾多次从该房屋拨打911报警电话。康纳特工的处境比预想的更加复杂，因为他发现他还必须营救一名24小时前赶到该房屋的警官。很快，康纳特工就发现了

Special Agent Alexander Connor is sent to investigate a house, from which a woman named Sandra has m