Unubore Heart's Cry - Vol. 1 Ch. 1

[MangaDex]

 

[ch0si]

tbh, it'll be nicer if she start to learn her happiness didn't depend on how would she find a guy to fall in love with and be his girlfriend. But it's shoujo so impossible expecting stuff like these. In the end, the shallow but pretty girl A will get the no.12301244054 hot bland guy.
On the positive side, at least she's believable enough as a character

 

[greatninja3]

That old crush of hers seems like a nice guy