Alcohol is great for initial advances 
As for yaoi...
Since Lucia and possibly Asher will be splitting from the main party (potential development) perhaps your two characters could do the same? Or if not have their little moments around the campfire (assuming we actually camp out sometimes)
If not that, actions are louder than words
so get demonstrating

As for yaoi...

Since Lucia and possibly Asher will be splitting from the main party (potential development) perhaps your two characters could do the same? Or if not have their little moments around the campfire (assuming we actually camp out sometimes)
If not that, actions are louder than words
