A series where an old man with a bloomer fetish has beautiful girls who have never worn them put them on for a photoshoot. This time, it's the shy and beautiful Mayuri-chan, who has E-cup breasts and an erotic hourglass figure with a 55cm waist and 88cm hips. Despite her gentle atmosphere and beautiful appearance, she immediately wets herself and soils her bloomers when teased! This bloomer girl begins to feel pleasure while being bewildered by the old man's mischief.