In the first place they don't have condoms yet in their time and second place it wouldn't work anyways, since his curse can go through clothes, and even if it did then they could only ever touch through the condom.
The last few panels in the snow are just perfectly set into scene. They might as well be standing close together in a pure white world, as is a common theme in fairy tales.
here we have an mc that seems like isn't a wuss and would go for the kiss or something but here we have a vile curse preventing him from doing anything...