I'm asking for fucked up shit.

What's the most fucked up terrible manga/hua/hwa/webtoon that u have ever come across/read?? By terrible ion mean nun like killing stalking thats baby things I mean sumn u look at and nvr wanna see back again in ur entire life like literally. Im asking outta curiosity caz bro I read ts a month ago outta mere curiosity thinking oh "female slaughter house" names weird but like in my mind "badass females that slaughter evil men" and im like hell yeah...until the first page bitch what? https://www.mangago.me/read-manga/female_slaughterhouse_remake/ killing stalking was bad so yeah I take that back LOL.