I’ve dropped a ton of mangas for the same reason. Most just drag things out too long or aren’t interesting. I Love Yoo was good until chapter 30 or so, then it went downhill and was long reply
For me, Yuri!!! On Ice. I hadn’t realized it was gay, but ended up reading some fanfics on Wattpad. Someone told me to look up some victuuri doujinshis, and that lead to me misclicking and reading some hardcore yaoi. reply