YST-357 I was constantly used as a sexual outlet by my mother's brutal new husband. —Kotone Fuyumi - Fuyumi Kotone

Work ID

YST-357 (Produced by Hikari Butterfly)

Lead Actress

A petite, loli-type actress, approximately 147cm tall, with small breasts (around A-cup). Known for her pure and cute image, she often stars in taboo and hardcore themes.

Theme Tags

Incest, Stepfather, Sadism, Loli/Beautiful Girl, Cumshot, Drama, Solo Work, Hardcore, Sexual Desire Management, Remarried Family, etc. The series is titled "My Mother's Cruel Remarriage Partner ni Shirojichō, seiyu no 8keguchi ni Saretemasu".

YST-357 I 1

The core of this film: After the mother remarries, the daughter is treated as an exclusive object for her new stepfather to vent his sexual desires at any time, a taboo family drama in which she suffers continuous one-sided abuse in her daily life. YST-357 I 2

YST-357 I 3

Core Plot Summary: After her mother remarries, the gentle and petite daughter 冬愛ことね lives with her new stepfather. Her stepfather treats her purely as a tool for his sexual gratification, forcibly using her body day and night, anywhere in the house. When her mother is away, the abuse intensifies, ranging from forced oral sex to unprotected intercourse, repeatedly treating her like a sex toy. Although she felt fear and resistance, she was unable to resist under economic and family pressures, and her body gradually adapted to this dominated daily life. The film focuses on the continuous abuse and psychological changes in a repressive family environment, with a somber and realistic pace.

YST-357 I 4

Key Highlights of the Film

The Taboo and Oppressive Sense of a Remarried Family

The film is set against the backdrop of the mother's remarriage, depicting the daily life of the stepfather treating his stepdaughter as a private tool for venting his frustrations. The ever-present possibility of abuse within the closed family space creates an inescapable atmosphere of oppression. 冬愛ことね Her petite and innocent appearance contrasts sharply with her submissive situation, highlighting the "distorted relationship beneath the surface of a normal family," making her suitable for viewers who enjoy themes of family taboos and psychological oppression.

YST-357 I 5

The process of being continuously used as an outlet for sexual desire. The core selling point lies in the setting of being used "around the clock." From the moment she returns home to the repeated ejaculation in the room, the scenes are dense and uninterrupted. The stepfather's sadistic attitude intertwines with the heroine's gradually numb or complex physical reactions, showcasing the process of being completely objectified, emphasizing the visual impact of one-sided domination and endurance.

YST-357 I 6

The petite body portrayal of Kotone Fuyuai

The female lead, standing at approximately 147cm, appears even more helpless in the face of a dominant man due to her small breasts and slender figure. The subtle changes in her expressions, from resistance to forced acceptance, and her sensitive reactions, amplify the feeling of being dominated. Hikari Yacho's consistently realistic style makes the hardcore scenes more immersive, highlighting the point of "a small body enduring high-intensity treatment."

Summary and In-Depth View Entry

YST-357 is a work in the Hikari no Kotone series starring 冬愛ことね. It centers on the theme of "being used as a sexual outlet by her mother's remarried partner around the clock," focusing on family taboos and continuous domination. The film's gloomy atmosphere and the contrasting performance of the petite female lead are striking, making it suitable for viewers who enjoy incest, sadomasochism, and hardcore lolita themes. The official version can be found on platforms like FANZA by searching for YST-357. Please confirm your personal acceptance before watching, as the content contains explicit elements of non-consensual sex and family taboos.

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YST-357 I was constantly used as a sexual outlet by my mother's brutal new husband. —Kotone Fuyumi - Fuyumi Kotone

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