I've made & released my 'vanilla +' Serana Replacer for LE. Now I've released an official ported SE version too. Here's how she looks in my playthrough. Nice bit of cleavage so it still counts as NSFW (right? RIGHT???).
Your adorable elf companion has gotten her hands on that bizarre 'picture-capture' device you found in a dwemer ruin. After hours of having fun with it, she has given you this: