A main point of the Romantic era was the idea of intense emotional expression and the individual self, however it also dealt with an interest in supernatural interest and mysticism. There is a lot of influence from greek and roman mythology and the power of supernatural forces, so this makes the most sense.
this could mean that there were bruises all over that it felt like one big one, or that it just hurt all over and feels like there is any bruise at all, and one that covers both feet.