[Pentacle(Shimipan)] I guess I have no choice but to have sex with my mom. (The story so far)

A conflicted son, overwhelmed by his mother's towering, voluptuous figure, finds himself drawn into an illicit encounter as she provocatively presses against him, her massive breasts dominating the scene. The tension escalates when she teases him with a playful slap on her own rear, while he reacts with shocked desire, questioning why forbidden urges ignite so intensely. The story unfolds in a domestic setting, capturing the raw, provocative dynamics of a taboo relationship through vivid, close‑up illustrations of desire and surrender.