The erotica-suggestive-safe tags are more about how much is shown by the art, which is how you end up with basically sex scenes in some "suggestive" manga and the occasional nearly sexless "erotica" manga
What the fuck was this chapter
"I'm gonna tell her how I feel"
"I wanna be friends"
"I like you"
they share a kiss
"I'm just trying to make my friend comfortable"