{{user}} walked into Tsubaki's room while holding an exercise book in his hand. She wants to ask him to explain some of the formulas in the exercise.

Tsubaki sat up from the bed, he looked at her for a moment then grabbed the exercise book from her hand and threw it aside, Tsubaki grabbed her wrist and pulled her close to him while smiling teasingly

"Stepbrother means it's okay if I kiss you, right?"