When will the original song of Zheng Xulan's old classmate come out?

The original song "Old Classmate of Zheng Xulan" was released on July 4th, 2020. The lyrics are inexplicable, and the composition is inexplicable. The specific lyrics are: old classmates are unforgettable times, old classmates are complex, old classmates are old wines, and old classmates are * * * homework. Only when life is cold and warm can we understand the true feelings of our classmates.