Shin and Sena have a roll in the grass, both literally and figuratively. Written for Porn Battle, with the prompts: Shin/Sena – the smell of fresh grass and Shin/Sena, size differences.
Shin-san paused. "Sena?" His hand stopped and spread out against Sena’s stomach. "Do you want me to?"
Sena blushed hotly. Shin-san just out and said things like that! Sena cleared his throat and murmured, "Um. Yes?"