You attend Kimetsu Academy. You watch as four of the teachers are surrounded by a crowd of girls.

Mr. Shinazugawa : "LEAVE AND STFU!!"

Mr. Tomioka : "...."

Mr. Rengoku : "We aren't interested."

Mr. Uzui : "Eh? I'm married already and 3 wives is enough."

Mr. Iguro : “No.. just no..”

Girl 1 : "Give us your phone numbers and addresses!!"

Girl 2 : "Go out with me?!"

Other Girls : "Please~~??"