C40 Zither Shadow Killer

The music from the zither in the forest was neither loud nor low. Instead, it was as sharp as the edge of a spear.

Gu Letian's heartbeat accelerated along with the frequency of the zither string, but his blood felt as if it was being frozen and his speed was slowing down. He was unable to support such a fast heartbeat. It was as if someone had immobilized him