Keiko, a shy shop assistant, stumbles upon a hotel and is drawn to its allure. A stranger's seduction leads to her first sexual encounter, where she eagerly indulges in passion, leaving her clothes torn and her innocence lost.

Keiko, a fresh-faced assistant in a Tokyo boutique, finds herself drawn to the allure of a local hotel. Her curiosity piqued, she ventures inside, only to be caught by the hotel's staff. As a stern warning, they inform her that any unauthorized entry would result in immediate dismissal. However, Keiko's resolve is unshaken, and she returns to the hotel, this time with a more sinister intent. She's eager to experience her first sexual encounter, and she's not about to let anything stand in her way. After a brief exchange, she's taken by a stranger, her innocence lost as he explores her shaved, hairless body. The intensity escalates as he rips off her clothes, revealing her lingerie, before plunging into her. The raw passion between them is palpable, as he takes her in every way possible, leaving her spent and satisfied.