Inniku Jukujo no Namashibori.

Mirai, a young man, finds himself entangled with a series of mature, voluptuous women in various intimate scenarios. From chance encounters with older women to seductive situations with a female teacher and a landlady, his life becomes a whirlwind of erotic adventures.

Each story follows Mirai as he navigates these passionate encounters, often initiated by the women themselves. The conflicts arise from the taboo nature of these relationships and the secrets they must keep, leading to steamy and explicit situations.