Chu Kuang is Chu Kuang, Xian Yu is Xian Yu...
Though there is some overlap in their fan bases, because novels and music are completely different forms of art, their main fan groups are certainly not the same people.
Under normal circumstances, it's difficult for Chu Kuang's fans to buy Xian Yu's songs.
Similarly, Chu Kuang's novels don't usually incite much enthusiasm in Xian Yu's fans.
The effect of each borrowing the other's popularity is relatively limited.
But this time it's different, due to an unexpected combination of circumstances, Xian Yu might actually be able to fully capture Chu Kuang's popularity!
Lin Yuan's mind started turning rapidly.
There are quite a few songs about Sherlock Holmes, even including some instrumental music.
But considering this song not only needs to satisfy Holmes fans, but also cater to the general public worldwide, it's safer to lean towards pop...
In this case, perhaps there's only one choice of song.