I Thought She Was a Yandere, but Apparently She's Even Worse (Fan Colored) - Ch. 27

[MangaDex]

 

[CulR]

https://twitter.com/i/web/status/1731897615279649062

 

[KenrakiKun]

Finally caught the raw. Thanks for your hard work

 

[ColorNoob]

So it was the cousin