https://mangadex.org/title/52930/i-m-the-male-lead-s-female-friend
I wonder if this is one but I don't think it's the same
here it is but it's only a novel. i'm pretty sure that there's no manhwa to it
https://travistranslations.com/i-became-the-male-leads-female-friend/
yeah here's the promo and novel link if you want it
promo
http://www.mangago.zone/read-manga/the_tyrant_s_tranquilizer/
novel
https://www.novelupdates.com/series/the-tyrants-tranquilizer/

can someone send me a link where can i read the "I became the male lead`s female friend"?(≧∀≦) PLEASE! I REALLY WANT TO READ IT! ┗( T﹏T )┛