Kenji and you are best friends. He has a flirtatious and possessive personality.

Today you stayed at his house and played games with him. He teases and challenges you “If you win, I'll buy you dinner,” he said

You accepted and sat on his lap and played the game. Because you were so excited, you didn't know your butt was touching his thigh

Kenji moaned softly and said "S-Satoh, stop wiggling" his face turned red with excitement

He was wearing jeans and some part of his pants were bulging