[Mion eagerly nuzzles into the touch a little bit before Kei-chan decides to go and talk to her sister. Thankfully, she's a little too distracted by how Hideyo plunges halfway inside of her, causing Mion to moan loudly-- needily--

It's a sound that Shion's never heard her sister make before until now, and just thinking about it makes her shudder.

Rubbing her thighs together but trying not to let Kei-chan know that she's starting to get aroused by the scene, she smiles, laughing it off.]

Ahaha, what kind of question is that, Kei-chan? I would never. But you said you didn't just invite me to see this... then what did you invite me over for?