itch.io

I dont think so. On my first playthrough, she wasn't a high enough exhibitionist (It says it after her having denied the threesome), so on the second I made sure to double up on it. I know you can visit the gallery for it, but I don't think you can do another actual playthrough of it, although I could be mistaken. :)

Sorry, that part at the beach wasn't part of the side story for her, more as part of Kali's main story. The first part of Lucia's side story was when she calls you down to the hot springs.