In May 2017, a woman made her AV debut. Introducing herself as Marin Takanashi, she had registered as a model five months prior. Until now, she had worked as a parts model and photo shoot model, but finally resolved to step into the world of sex. In her heart lay a trauma from domestic violence inflicted by a boyfriend ten years earlier, which had left her with a deep fear of men. Yet driven by the desire to change—"I'm almost 30, so I wanted to transform myself"—she overcame her past and took a bold new step forward. As a final challenge before turning 30, she touched a man's penis for the first time in a decade. The sensation sent shivers through her body, leading her to experience creampie sex for the first time. This work realistically captures the transformation of her mind and body, delivering an emotional documentary of her anxieties, inner struggles, and ultimate liberation.