"Red Mountain Fruit" was composed of lead singer and wooden box drummer Quiet and lead singer and guitarist Cavalry on September 22, 20 10. It was released as a single in April, 20 12, and was included in their first music album "An and Cavalry" of the same name.

One of the lyrics is like this: "Hongshan fruit is as red as that shy face, waiting for you to pick this one, and the sweetness is hidden in your heart."