After Being Held in a Strange Shelter for Three Years, I Was Treated as an Ordinary Person

I have been dormant in Bureau 749 for three years, suppressing smiling dolls, cracking gravity traps, and witnessing human sacrifices. I have the power to contain thousands of weird things. When I returned to college, I pretended to be an ordinary student and lived a low-key life. When strangeness comes to the whole city, Everyone suddenly woke up—— The ordinary person in front of him turned out to be the mastermind behind the suppression of all evil spirits.