I'm not sure if u understand my explanation, but

Star x Fanboy
the cover actually made me uninterested until so many people rec'd it

http://www.mangago.me/read-manga/mihanada_pectolite
I mean, the cover is really pretty but also sooo forgettable. Its just a dude in a white background. Tells me absolutely nothing.

Same ヾ(☆▽☆)

Killing Stalking
Blood Link
Most Webtoons

http://www.mangago.me/read-manga/yoru_wa_tomodachi/ (I thought it was going to be about abuse when I saw the cover so I was like o_o)

http://www.mangago.me/read-manga/momento_scarlet/ (Thought this was going to be 4P due to the cover and I wasn’t really in the mood for it. Read it and damn that uke. O_O)

http://www.mangago.me/read-manga/cherry_boy_that_girl/ (The girl looked like a really annoying girl in the cover who is all cutesy and is obsessed with strawberry milkshakes, but it was a pretty good story.)

http://www.mangago.me/read-manga/with_the_light/ (It looks like your typical old shoujo manga so first I was a bit uninterested but then I read it and damn, that story is real good. :,) It’s basically about a family who gets a autistic son and how to help him throughout his life.)