Sweet, innocent Ayumi, a first-timer, blushes as M-kun gently parts her smooth thighs, his breath warm on her untouched pussy. His tongue tentatively flicks her clit, making her gasp, her hips bucking involuntarily. M-kun, encouraged, delves deeper, his skilled mouth coaxing Ayumi's first orgasm, her body convulsing as she squirts, her cries echoing in the room.