Fairy, Please Be Patient and Watch over the Jailer.

[No system] + [Multiple heroines] + [Fairy] + [Devil] + [Princess] Hello, my name is Chen Buyu, and I am the ultimate undercover agent of the Demon Sect. After several years of hard work, I finally got the position of warden. The demon witch, the possessed fairy, and the rebellious princess all have to obey my orders in the Warden Department! However, why is the white-haired witch that the master is betrothed to so fierce...