“The Black Wings have left their mark on my body, and I am able to raise their followers. From now on, crows will always be by my side. Their strength grows day by day, and I will rise higher and higher with them.” -

"To the Black Feathered Hour" by Anonymous

...

After traveling to Britain in the late 19th century, it seems that I have gained the ability to enslave crows, and the stronger the crows are, the more powerful I am!

Wait, this isn't Daying?

magic? What kind of unscientific stuff is this? Vampire, werewolf? What kind of fantasy stuff is this?

Forget it, does this prevent me from opening a detective agency?

The beautiful British-style detective is here! Get out of the way!

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※No male protagonist, female protagonist warning; some coc and Wod worldviews are integrated, mainly made up by me.

Kamal looked at the black body of the person in front of him, and the heart was so black that water could flow out. "Open it up." "Uh, Lord Kamal, I just have the flu, isn't that bad?" "No, your heart is broken and needs a new one." Looking at Kamal with a serious face, Coric silently apologized for the patient lying on the operating table, then cut open his chest with a knife. Poof, blood splattered all over the two of them... "Look at you, you have been interning for a month, why haven't you learned the skills of opening up the chest yet?" Coric: "..." This is the story of a man with mediocre magical talent who opened up an alternative wizard upgrade path. Doctor Kamal's skills are really getting more and more bizarre... (with gold fingers but no system, fictional steam background)