Shadows House (シャドーハウス)
Author and Artist: Somato (Soumatou)
Publisher: Shueisha (Shuukan Young Jump)
Manga Update page: Shadows House
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I have removed 1 link from your post.
@rahul-balaggan Ah, sorry. I didn't know. Just thought it would make it easier to check it out. Sorry about the other link in my most recent suggestion too. v.v
-Edit- I edited my other suggestion to take out the link.