Tensei Kizoku no Isekai Boukenroku: Jichou wo Shiranai Kamigami no Shito season 1 episode 5
Episode title: Welcome to My Off-the-Charts Mansion
Cain has been named a baron and given a mansion—an old, dilapidated one. But with his magic, he's able to fix it up like new in no time, and he immediately starts preparing to host a debut party to introduce his mansion to noble society.
