Song of Nine Days is a special chapter of the animated version of Bright Moon in Qin Dynasty, which consists of three episodes. Birds in the Empty Mountain is the first part of Song of Nine Days, and it is a memory film featuring Bai Fenghuang. The first episode of Birds in an Empty Mountain was broadcast in Hangzhou Animation Festival on May 1 2065438. On May 9, the official version was released on Tudou. In less than 24 hours, there were 2.3 million views, more than 7,300 comments and15,796 likes. At 2: 30 in the morning, it plays 500 times per second, adding 300 comments and likes 1000. The second episode of "Empty Mountain Birds" was released on the evening of June 8th, 20 14, and the third episode of "Dancing with the Fire Phoenix" was released on July 8th, 20 14.

The other two are unknown, and the official mouth is very strict. Personally, I guess the next step is probably a 10% discount on thinking less about life, and the landlord will give you points!