IPX-826: Used as a Human Urinal—10 Days with an Ultimate Thug; No Release Allowed Even After Cumming – Miu Shiramine

Title ID

IPX-826 (FANZA: ipx00826)

Studio: Idea Pocket

Label: Tissue

Series: Surrogate Sex Toy (身代わり肉便器)

Release: Early access March 4, 2022; general release approx. March 8

Runtime: Approx. 119–120 minutes

Starring

Miu Shiromine

Approx. 25 years old at the time of release. Publicly listed stats: 170cm tall; B90 (F-cup), W60, H94. A mid-career solo narrative release following her 2021 debut.

Tags

Drama / Confinement / Creampie / Squirting / Hardcore / Older Sister / Solo Feature / Yakuza Setting / Debt Repayment via Proxy

Core Concept & Narrative Arc

The core concept is "surrendering oneself for ten days for the sake of a younger brother." Her brother owes a debt to the Yakuza, and she is required to serve as a woman for the creditor for ten days: complying immediately whenever he desires sex, including on-the-spot creampies. The title describes this as a "relentless sex life that doesn't end even after ejaculation"; the focus is on the extended duration and high frequency of acts, rather than a single, brief encounter.

IPX-826: U1

Narrative Arc: Debt confrontation → She chooses to act as a surrogate to free her brother → Confined within the creditor's living space → Subject to demands for sex at any moment → Her body shifts from resistance to habit and eventually a loss of control through repetition. In about 200 words: the central premise uses familial love as the price of admission, turning a ten-day period into an unstoppable cycle of creampies. This is adult fiction, not a documentary.

Analysis of the Core Highlights

A "Body Double" Contract Turns Family Ties into Shackles

The opening isn't about flirtation; it’s a demand: "If you want to save your younger brother, you must be a woman for hire for ten days." She doesn't come seeking pleasure voluntarily; she trades her body for someone's safety. Every subsequent sexual act hinges on this contract—refusal means breaking the agreement. The appeal lies in the moral pressure: her face (as the older sister), her tall stature, and her beautiful body are all confined within the same room; the audience sees the reason first, then watches as that reason wears her down.

A Ten-Day Cycle, Not Just a Single Climax

The film repeatedly emphasizes that "ejaculation doesn't mean it's over"—it happens anytime, anywhere, the moment the urge for a creampie strikes. The structure relies on repetition: the same space, the same commands, and a body that grows wetter, softer, and increasingly unable to keep pace with her own mounting shame. Squirting and consecutive creampies serve as the visual punctuation marks for this narrative arc, illustrating days literally filled with semen. Those who enjoy themes of captivity and creampies will appreciate the high intensity; those who dislike forced cycles might find the plot thin, seeing it as nothing more than a tally of acts. IPX-826: U2

A tall physique that withstands intense, grueling action

Miu Shiramine’s strengths lie in her height and F-cup curves; this film transforms her from a "beautiful older sister" figure into a submissive body trapped in the world of the Yakuza. The camera captures every nuance of her facial expressions after penetration begins: shifting from initial restraint to disarray, and finally to the moment her body betrays her true desires. The series includes titles like IPX-776 and later IPZZ sequels, all following the formula of a "body double" scenario involving forced impregnation and confinement. This specific release marks a shift toward hardcore content about a year into her debut—making it an interesting contrast to her breakdown in the stalking-themed IPX-771.

IPX-826: U3

Summary and Link for Further Details

IPX-826 is a solo feature starring Miu Shiramine as part of Idea Pocket’s "Body Double/Human Sex Toy" line: the plot involves paying off her younger brother's debt, ten days of confinement, and relentless creampie sex. Use the code ipx00826 for official searches. To compare the formula, check out other entries in the series; to compare her performance, view this film alongside IPX-771, which focuses more on psychological pressure. The film contains fictional scenarios involving non-consensual acts and confinement; it is intended solely as adult narrative fiction.

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IPX-826: Used as a Human Urinal—10 Days with an Ultimate Thug; No Release Allowed Even After Cumming – Miu Shiramine

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