He laughs and it's a nice sound. It always is. Seeing Derek like this, relaxed and warm and happy, is my favorite thing. And that should be enough, I think. Just seeing him happy. It really is selfish to want anything more than that.

Just wish I could convince the stupid ache in my chest though.

"Yes, very mysterious," I confirm, trying for my most teasing smile, before I take another bite of my sandwich, chewing and swallowing it quickly. "It's a good thing I trust you, you know."