Sinopsis Three Cushion Threesome
Seung-hee suddenly shows up, saying she wants to learn billiards from Min-seok, who runs a billiard hall. Having taken a liking to her, Min-seok eagerly teaches her the game, and the two naturally grow closer. Then one day, while drinking with his friend Yoon-soo, Min-seok makes a mistake involving Seung-hee — and afterward, when she comes by to learn billiards, they share a special moment together.