Kowamote Akuma wa Iyashitai!

Modern people are all tired. The life of Inukai Douhua, an office lady who is at her wit's end, is driven by work every day. Wanting some "healing", Douhua gets drunk and orders a cute dog demon, but what arrives is actually a fierce-looking demon... The demon that arrives by mistake. But the inside seems to be healing...! A comedy about the daily life of a fierce-looking demon that will heal your tired heart.

(Source: Manga Park, translated)