Sion found herself leaning forward and finally falling on her hands. Without sight and being teased by all of this, she needed to be on her hands and knees or else she would lose her balance. And that was something she didn't want happening in front of Akiha. Especially while moans were sliding from her mouth. She realized that Akiha would have to lean over her to keep kissing her like that but Sion would deal.