Everything in Nazarick is turning upside down! Shalltear tries to become smart, Mare (might be) interested in changing species, and the Ainz Ooal Gown Yggdrasil guild takes a break from high fantasy to go on a...class trip sleepover? But even if things are upside‑down, inside out, back to front, or totally out of order, this is still the one and only Overlord: The Undead King Oh!