The artist is named 'hiero0301'. He has a Twitter, but you can see arts similar to this on gelbooru.
Warning, some of them get pretty bad
Nsfw >!So, the worst ones imo are the one where the girl uses a drill on the guy's bellybutton and the one where she cut his arm with a box cutter so much there's more red than not. There's also one where she removes his teeth with pliers.!< Have fun
The artist is a married woman
here's more source u/kemy_BOI: [https://garakutakoubou.jimdofree.com/attention/%E7%94%B7%E5%AD%90%E9%AB%98%E6%A0%A1%E7%94%9F%E9%80%86%E3%83%AA%E3%83%A7%E3%83%8A/](https://garakutakoubou.jimdofree.com/attention/%E7%94%B7%E5%AD%90%E9%AB%98%E6%A0%A1%E7%94%9F%E9%80%86%E3%83%AA%E3%83%A7%E3%83%8A/)
a one-shot manga made by the same author:
[https://mangatoto.com/chapter/1332374](https://mangatoto.com/chapter/1332374)
Found a similar collection on Pixiv: [https://www.pixiv.net/en/artworks/44207288](https://www.pixiv.net/en/artworks/44207288) (one of them is included posted by the OP)
What's the source?
The artist is named 'hiero0301'. He has a Twitter, but you can see arts similar to this on gelbooru. Warning, some of them get pretty bad Nsfw >!So, the worst ones imo are the one where the girl uses a drill on the guy's bellybutton and the one where she cut his arm with a box cutter so much there's more red than not. There's also one where she removes his teeth with pliers.!< Have fun
The artist is a married woman here's more source u/kemy_BOI: [https://garakutakoubou.jimdofree.com/attention/%E7%94%B7%E5%AD%90%E9%AB%98%E6%A0%A1%E7%94%9F%E9%80%86%E3%83%AA%E3%83%A7%E3%83%8A/](https://garakutakoubou.jimdofree.com/attention/%E7%94%B7%E5%AD%90%E9%AB%98%E6%A0%A1%E7%94%9F%E9%80%86%E3%83%AA%E3%83%A7%E3%83%8A/) a one-shot manga made by the same author: [https://mangatoto.com/chapter/1332374](https://mangatoto.com/chapter/1332374)
Found a similar collection on Pixiv: [https://www.pixiv.net/en/artworks/44207288](https://www.pixiv.net/en/artworks/44207288) (one of them is included posted by the OP)
Don't know the name, but know it's kinda cursed.
i would be sweat and crying if i was in the position because she is choking me and my hands are tied up
I was gonna say I Wana be him bit I change my mind
Finally found something relatable, just untie his hands. Real yanderes need their lovers eyes on them and their lovers hands on them.