ツンデレな姉がしつこく絡んでくるので無視していたら、いきなり襲われた件について ～でも、なんでSMプレイ?～

“What’s with that attitude? Is that how you talk to your sister?”
“You’re the one who started it.”

Saeka was the one who came at Kaoru first, but Kaoru always answered in kind—
This was how it always went when the two of them were near each other.

Today was no different. At Saeka's pestering Kaoru finally snapped and lashed out.