This is English version
"Kao=S (pronounced as "chaos"):
Kao=S is a traveling music group that has its own music style
that combines Japanese traditional music and rock music.
One of the group members is Jack, a Tsugaru-shamisen player who travels around the world to improve his shamisen skills and technique.
One day, he stays in an inn deep in the mountains. When he goes to bed,
for some reason, his body won't obey him!
According to the legend of Otodama (sound spirit), when a person hears the sound of Otodama, he will lose control over his own body, and then he will be attacked by "someone."
Will Jack be able to escape from Otodama successfully!?
This is a spin-off manga created by an actual band, Kao=S, which features its band members!!