After attending a men's drinking party where men aren't good at it... her breasts unexpectedly exploded in popularity! A drunken, wild, nine-shot orgy of breast sex. (SONE-230)

Somewhere in an apartment. An unbelievable mess was unfolding there. The star of the night was Yunnai. She was a charming girl whose special talent lay in her large breasts and sweet appearance, capable of attracting men. Although she wasn't conventionally gay, she was adored and welcomed by men, displaying an irresistible charm that could excite any man. In fact, if you drank with this girl, you'd definitely find that every man's penis was clamped between her enormous breasts.