A female college student's first part-time job after moving to Tokyo is at a convenience store. She started it happily, but the old man she works with is useless… She naturally started avoiding him, but Yui Haruna challenges herself to perform an unwanted orgasm! One night, they end up on the same late-night shift. A female college student, who had her weakness exploited during work, reaches orgasm due to an old man's clingy caresses. The old man's poor sex techniques make her cum multiple times while working at a convenience store, causing her university life to suffer...
