Considering that Road has apparently only kissed the Earl besides Allen, I think considering her feelings to be "romantic" is a bit of a stretch... I mean, that's just really creepy. :/
And come on, he didn't even react when she was crawling all over him, except to get annoyed when she started to whine and cling. Compare to the expression when Lenalee jumped on him in chapter 69(? I think that's it).