Penny and Locke nearly miss curfew .
Penny and Locke nearly are saved at the last minute by the timely arrival of Matty Cordington , their old friend , who was released from internment and who brought Sara Burskin , a Polish refugee , with him .
Penny and Locke nearly miss curfew , but are saved at the last minute by the timely arrival of Matty Cordington , their old friend , who was released from internment and who brought Sara Burskin , a Polish refugee , with him .