It's not in the author's other works page?
Are you talking about this
https://www.mangago.me/read-manga/petty_fetish/
waittt aaaaa that's why i cant found the author cs i type it wrong title, it's not petty fish but monochrome diary actually, omg tysm bud!
my bad i type it wrong it should be girl hate not hate girl that's why i can find the title and author name too (i read hate girl in webtoon so that's why im typo)
finally i found it cs some one mention it below, the author name was Nasol
so guys when i read hate girl (str8) manhwa it reminds me much of this manhwa bl that have similar art style, please i wanna read that manhwa so bad cs i already read until last manhwa (hate girl) and im YEARNING so bad to read that BL T_T
thanks in advance