Who Do You Think You Are? (2008) : 7x3

Successful Chef and Restaurateur, Luke Nguyen discovers his Grandfather had a wife and child in China, who he left behind, when he migrated to Vietnam and began a second family. Luke searches a remote corner of China to bring this long lost family back into the fold. He then travels to Vietnam and looks into the troubled history of his parents’ homeland, searching for clues to explain his own painful past.