[Sena] A girl can put a lewd crest

In a dim workshop, a timid girl consents to have a lewd crest placed on her lower abdomen, prompting a heated dialogue that pushes her to strip completely and expose herself. She discovers unexpected pleasure as she stimulates herself, her body responding with audible delight while a silent observer records the intimate act. The scene builds tension through her conflicted embarrassment and rising arousal, culminating in a climactic moment of self‑indulgence before the story ends.