Two college friends, a man and a woman, are competing in a Tsu*star game for a cash prize! Will the two cross the line after touching each other behind closed doors?! The girls we're observing this time are Aoi, a busty college girl who works part-time at a cafe, and her coworker Satoshi. Once the plan is explained, both girls are enticed by the money and get enthusiastic about the mission. At first, they're progressing smoothly, but gradually they start to get into more difficult poses...