Fumi Hoshiya is a dedicated assistant at a popular Tokyo beauty salon, working under the renowned hairstylist Nanase Sousuke, whom she deeply admires. During a private shampooing practice session after hours, the professional boundary blurs as Nanase begins to tease and provoke Fumi with his touch. Despite her attempts to resist, Fumi finds herself overwhelmed by Nanase's seductive advances in the quiet of the salon.
Nanase-san brings Hoshiya along as her assistant for a magazine photo shoot, but when the female model cancels last minute, Hoshiya is thrust into the spotlight as the replacement. During the makeover process, Nanase-san subjects Hoshiya to an intimate and provocative stimulation to prepare her for the camera. Though Hoshiya successfully transforms into a stunning beauty for the shoot, she finds herself unable to stop thinking about Nanase-san's touch.
After a discouraging day at the salon, Hoshiya finds comfort at Nanase's home, where the two open up about their traumatic childhoods and personal struggles. Discovering a surprising connection from their past, their emotional vulnerability culminates in a passionate encounter that deepens their intimate and complex bond.
Hoshiya gains confidence as a stylist when a friendly customer requests her for haircut practice, and the two bond over their shared love for gaming. However, the professional atmosphere shifts when Nanase begins to tease and provoke Hoshiya, leaving her struggling to resist his touch as she grapples with the lingering tension from their previous intimate encounter.
Fumi finds herself caught between two contrasting dynamics: a heated, secret encounter with Nanase that leaves her feeling conflicted and a gentle outing with Kaname at a manga café. While providing emotional support to Kaname regarding his acting career, Fumi reflects on the difference between the physical intensity she shares with Nanase and the comfort she finds with Kaname, ultimately reaffirming her deep feelings for Nanase.
After a string of unlucky events leaves Fumi stranded in a storm, Nanase takes her in to keep her warm. Amidst the vulnerability of the moment, Nanase reveals that his constant teasing was actually a sign of affection, leading the two to finally confess their mutual feelings and share an intimate night together.
After spending an intimate night together at the salon, Nanase and Hoshiya navigate the awkwardness of the morning after. While Nanase wants to officially start dating, Hoshiya asks for more time to grow as a professional hairstylist before fully committing, leading to a mutual promise of exclusivity. With a newfound sense of confidence and unexpected financial relief from her father, Hoshiya begins to glow, further deepening Nanase's possessive feelings for her.
Hoshiya takes a leap in her career by becoming the exclusive stylist for the popular Kaname, spurred on by Nanase's encouragement. After a busy day on set, Nanase boldly claims their relationship is official before whisking Hoshiya away for a private encounter. As their intimacy deepens, Hoshiya finds herself overwhelmed by her growing desire for Nanase and her longing to be the perfect partner for him.