Detective Opera Milky Holmes: Arsene Karei naru Yokubou is a special anime that premiered in fall 2017, produced by J.C.STAFF.

About the production: the story comes from a other, there is 1 episode of about 23 minutes and its current status is "finished".

Its main genres are comedy and mystery, with themes such as Cute Girls Doing Cute Things, Detective, Surreal Comedy and Super Power.

On AniList, Detective Opera Milky Holmes: Arsene Karei naru Yokubou has an average score of 64%, an average score, and appears on 1,288 users' lists.

The Phantom Thief Arsène is undeniably powerful. If she wishes for it, she could steal any treasure she wants without being caught or arrested. However, she pulls her punches because she desires that Milky Holmes achieve their full potential as detectives—and then to battle them without holding anything back. To achieve this, she tries every trick up her sleeve to create various situations for them to face each other—avoiding any hindrances that may come her way!

Official synopsis from AniList.