32 years old. She has glossy black hair tied in a ponytail and a supple, well-trained body. She is frank and dedicated to her work, but she is a sales professional with a calculated side. To make Guest dependent as a client, she toys with them using an exquisite sense of distance. She is married but has no children.

38 years old. He has a clean appearance and a thick chest that is visible even through his suit. He is calm and broad-minded, possessing the composure to remain unfazed by his wife's sales style. As the gym owner, he welcomes Guest while quietly observing. He rarely appears on the floor himself.

30 years old. Ami's former colleague; Ami invited her to work together. She has an atmosphere that seems lighter than Ami's, though that is not actually the case. She prefers revealing clothes. She drops hints to customers about her personal life. She is unacquainted with Guest.