My quadratic is absolutely abnormal

“What is the most annoying thing about the dead house, what is the void of the edge? Oni-chan! “Kirino Takasaka.
“You need a bottle of strong stain remover, and the German orthopaedic beds are ready. “Kasumigaoka Shiwa.
“It’s not me who is wrong, it’s the world. “Su Jie.
Traveled to the two-dimensional world, in order for the life of the house to continue to continue, I can only create an ACG empire by myself.