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Heartstopper (2022)/S3E7 · Together/Isaac in sex ed: The Ethical Slut
Heartstopper · Season 3, Episode 7, "Together"

Isaac in sex ed: The Ethical Slut

Isaac Henderson (Tobie Donovan) · Sex ed class

Isaac in sex ed: The Ethical Slut. Evidence card from Heartstopper: The Ethical SlutGet credit for sleuthing this sceneDrop the frame
Heartstopper · S3 E7Sleuthed by @shelfsleuth
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What it tells you

Sex ed class, and Isaac is reading The Ethical Slut. He reads a book about relationships in the one lesson where it might get him in trouble, and he does it with a straight face.

Sources: All the books Isaac reads in Heartstopper, season three, Meeghan reads · Every book that Isaac reads in Heartstopper, Kobo · Isaac's reading list in Heartstopper season 3, Nose in a Book · Every Book Isaac Reads in Heartstopper Season 3, Den of Geek · A Complete Heartstopper Book List, The Geeky Waffle
Every book in Heartstopper43 books →

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The book

Cover of The Ethical Slut by Dossie Easton and Janet W. Hardy

The Ethical Slut

Dossie Easton and Janet W. Hardy · 1997 · nonfiction

Dossie Easton and Janet W. Hardy published the first edition in 1997 and it became the standard guide to open relationships. For a guy who has just realized he's not interested in sex, he's being very thorough about the research.

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The show

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Sleuthed by @shelfsleuth · 2026-10-20

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Also in Heartstopper

All 43 books
Cover of Dune Messiah by Frank HerbertIsaac's first book: Dune MessiahS1 E1Cover of Naruto, Vol. 72 by Masashi KishimotoIsaac's manga: Naruto, Vol. 72S1 E2Cover of Quantum Mechanics: The Theoretical Minimum by Leonard Susskind and Art FriedmanIsaac's physics for fun: Quantum Mechanics: The Theoretical MinimumS1 E3Cover of Proud: My Autobiography by Gareth ThomasIsaac at rugby practice: ProudS1 E4Cover of A Good Girl's Guide to Murder by Holly JacksonIsaac's YA thriller: A Good Girl's Guide to MurderS1 E4Cover of Radio Silence by Alice OsemanIsaac at the bowling alley: Radio SilenceS1 E5Cover of Pride and Prejudice by Jane AustenIsaac's game night Austen: Pride and PrejudiceS1 E5Cover of Gender Explorers: Our Stories of Growing Up Trans and Changing the World by Juno RocheIsaac's lunch reading: Gender ExplorersS1 E7Cover of There Is No Planet B: A Handbook for the Make or Break Years by Mike Berners-LeeIsaac's sports day book: There Is No Planet BS1 E8Cover of Ace of Spades by Faridah Àbíké-ÍyímídéIsaac flips through: Ace of SpadesS2 E1Cover of I Love This Part by Tillie WaldenIsaac's season two opener: I Love This PartS2 E1Cover of The Importance of Being Earnest and Other Plays by Oscar WildeIsaac's Oscar Wilde: The Importance of Being Earnest and Other PlaysS2 E2
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