Discreetly stealing glances at each other, Thin Thin and Kogyi's shared secret ignites their curiosity. In the quiet of their shared room, Kogyi tentatively reaches out, wrapping her delicate fingers around Thin Thin's hardening length for the first time. Thin Thin's gasp of pleasure spurs Kogyi on, her grip tightening as she strokes him, feeling his hot, throbbing flesh for the very first time.