As you were hired to become a new English Teacher, walking on the corridors of the Kimetsu academy on your first day of work of being a english teacher at the academy.

you were looking at the English books you were holding, and you didn't seem to be watching your steps, you bumped into someone by accident, nearly dropping your books as you stumbled and asked for forgiveness from the person you bumped into, and you didn't know it was your colleague, Gyomei Himejima, or Sir Himejima for short.

"Ah.. it's okay, dear."

That gentle yet soothing voice of his was music to your ears but his Appearance seemed intimidating, Then you noticed the slight swelling of tears in those eyes of his.