My friend fav manga is niichan

Idk y'all I have this friend she also reads Bl and I found niichan in one of her app where you can read Bl I mean ya I did read it once because I was curious and the story disgust me tbh then I ask her girl you read niichan and she was like yuh that's my fav then I was like the heck your fav but isn't this about a kid getting by a grown ass adult and she was like so then I told her well that's just disgusting considering that your fav is THAT then she goes on and tell one of my friend to read it because it's good like the hell so then I told her that she's a pedo for liking that manga