The autumn to spring, birds migrated to the south, many of life's evolution, is silent and soundless in Taipei wetland in the. When reading, left their hometown for Yunlin north, bird expert Lin Jiamin settled in Taipei, bird expert Lin Jiamin has a comfortable flying in sky, eager to like migratory birds have comfortable flying in the sky, but in real life into the family and family difficulties, have deep feelings of the people, the two Hayashiya O brothers, but now because of misunderstanding and the fate of the past misplaced and knot, today xingtongmolu, one of them in Taipei, engaged in the migratory bird conservation staff, a man in Yunlin home when the blue-collar workers, two people just like two parallel lines never intersect, lacing only Lin mother this one family barely maintains relations the two brothers.