My Sister's First Threesome 13
2025, English.
Ivy and Lili discover that stepbro has taken pics of them. The girls want to know how far stepbro can shoot. Scarlet encourages Amber to get with her stepbro so she can join in. Venus and Renee want to find what a stepbrother is good for.
- Runtime
- 2h 2m
- Post-credits
- None listed
- Language
- English
- Rated
- NC-17
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Where to watch My Sister's First Threesome 13
My Sister's First Threesome 13 isn’t streaming on any OTT platform in India yet; it released on 23 September 2025.
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Part of a series
My Sister's First Threesome: watch order
Cast & crew
Details
- Released
- 23 September 2025
Check ratings elsewhere
News & fan talk
Watch before My Sister's First Threesome 13
In release order. The films it follows, and anything it builds on.
My Sister's First Threesome 3
2022 · 8.0/10
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My Sister's First Threesome 4
2022 · 8.0/10
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My Sister's First Threesome 5
2023 · 10.0/10
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My Sister's First Threesome 6
2023 · 7.7/10
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My Sister's First Threesome 7
2023 · 7.0/10
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My Sister's First Threesome 8
2023 · 6.0/10
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My Sister's First Threesome 9
2024 · 6.5/10
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My Sister's First Threesome 10
2024
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My Sister's First Threesome 11
2024
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My Sister's First Threesome 12
2025 · 8.0/10
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After My Sister's First Threesome 13
What comes next in the series.
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My Sister's First Threesome 13: quick answers
What should I watch before My Sister's First Threesome 13?
Watch My Sister's First Threesome 9 (2024), My Sister's First Threesome 10 (2024), My Sister's First Threesome 11 (2024), and My Sister's First Threesome 12 (2025) first, plus 6 earlier titles listed on this page.
What comes after My Sister's First Threesome 13?
Next in the series: My Sister's First Threesome 14 (2026), My Sister's First Threesome 15 (2026), and My Sister's First Threesome 16 (2026).
Is My Sister's First Threesome 13 worth watching?
My Sister's First Threesome 13 doesn’t have enough ratings for a verdict yet.
How long is My Sister's First Threesome 13?
My Sister's First Threesome 13 runs 122 minutes (2h 2m).
Does My Sister's First Threesome 13 have a post-credits scene?
None is listed for My Sister's First Threesome 13. Viewers tag these on TMDB, so a brand-new film may not be tagged yet.
My Sister's First Threesome 13 parents guide: is it suitable for kids?
My Sister's First Threesome 13 is rated NC-17 in India. Check the rating guidance before watching with young children.
Which OTT platform is My Sister's First Threesome 13 on?
My Sister's First Threesome 13 isn’t streaming on any OTT platform in India yet; it released on 23 September 2025. (Checked 13 November 2026.)
What movies are like My Sister's First Threesome 13?
If you liked My Sister's First Threesome 13, try Pretty Persuasion, Balls Up, The Clique.