Dr. Yun, an elder ornithologist in North Korea, lost his eldest son in the war and lives with his grandchildren. Myeong-oh, the second son of Dr. Yoon, showed an unusual interest in birds from an early age. One day, he went to South Korea to observe black starlings, but he could not return and became a separated family. Yoon Myeong-oh, who became a famous ornithologist in South Korea, thinks that ...