I usually like light-hearted anime, but then I watched Eden of the East and I was led into the world of technology and dark themed anime...(which is kinda surprising for me)
Manga where you can see that two characters are meant to be together, but their romance is slow (impeded by love triangles, rivalries, obliviousness, or just slow life), or one-sided love..some get together in the end, or has an...