201July 14, the episode "Goodbye" by Cheney Chen was released. When the music of "Goodbye" MV started, Zhou Chongguang's warm face, clear eyes and shallow smile played by Cheney Chen pulled the audience into a small era saturated with endless beauty and lost youth. Warm and nostalgic scenes and sad and cruel pictures are full of sogou's full love and infinite disappointment for Lin Xiao. Zhou Chongguang sang this song to Lin Xiao before he died, which broke the hearts of countless people in the cinema. In the short MV of 4 minutes and 4 seconds, Lieutenant General sogou and Lin Xiao told the story of getting to know each other, knowing each other and loving each other.