Akina Tokiwa, a housewife tired of her monotonous daily life, finds herself increasingly alone at home. With her husband away on a long business trip and her teenage son, Satoshi, often out at school or with friends, she begins searching for ways to fill her free time. Drawing on her past experience as an esthetician before marriage, she considers working at an esthetic salon. However, hesitant about returning to work after so many years, she comes up with a unique idea—using her son Satoshi as a practice subject to prepare for her new venture.