In the few minutes it took Matthew Lane to buy a pie at a roadside shop in snow-capped Niagara Falls, Ontario, his nine-year-old daughter, Cassandra, vanished into thin air. Under those circumstances, with young Cass abducted by a meticulous sexual predator, Matthew and his wife, Tina, see their marriage quickly deteriorate. However, eight long and painful years later, unexpectedly solid evidence that a now-teenage Cassandra is alive in captivity shed some light on this puzzling case. Will Matthew and Tina ever see Cassandra again?—Nick Riganas