What is the old enemy of the blood-stained bell tower?

Bloody bell tower, old enemy refers to the relationship between the two sides. Bloodstained Bell Tower is a social game for 5- 15+ people about reasoning and deception, lies and logic, murder and mystery. Divided into two camps, good and evil, alternating day and night. At night, they open their eyes and start their own skills. During the day, they discuss and implement through information exchange. The purpose of a good player is to find the devil and execute him to win, while the purpose of an evil player is to kill as many people as possible to win. Good and evil are old enemies here.