In 1940s Hong Kong, the poorest families had no choice but to abandon their children. Bo Wah Chuen (Aaron Kwok), a mysterious blue-eyed Asian boy, is ostracized and shunned. As he works his way up from lowly laborer to an esteemed engineer for the British colonies, a shy but beautiful wife by his side, and another woman's attention growing that could feed both his heart and his career, Bo remains haunted. Who is he? Where does he come from? Who does he want to be?