Although the classmates were silently listening to the conversation between Shizuku and the Demon Race, they were also looking at each other with fear-stricken eyes and full of worries. If they did not accept the invitation from Demon Race, then nine out of ten they would be killed by the demonic beasts that were even difficult for Kouki to defeat, but they would not be able to fight against Demon Race again if they sided with Demon Race and wore the collar.