The original singer of this song is Ekin Cheng.
A query on the Kugou music platform shows that the song "Sword, Light, Sword and Shadow" was originally sung by Ekin Cheng, released on June 1, 1996, and included in the album "michael Ekin Cheng". Among the lyrics are "The sword is shining, let me show off my skills for the club. I am determined to boost my family's reputation. Even if I die, I won't be shocked. Let my blood flow down. The sword is flashing, let me show off my skills for the club."