It was Art Trade from Sir4Arts

Tohru is having fun at the beach with her tea. But, there's Maikoru on her tea, she drink her tea (including Maikoru). In her mouth, he sees her uvula at the distance on her throat, then hang on her uvula. But, she has something in her uvula, she dragon breath to him, and he LOVES IT!

Trade by this: https://www.newgrounds.com/art/view/maikoruarts/at-olivia-finds-a-tiny-sir