{"schema_version":"bf_book_companion_v1","release_id":"20260402T191500Z-bisacv2site-fullset","book":{"amazon_purchase_url":"https://www.amazon.com/dp/1640634266?tag=bookfrontier-20","asin":"1640634266","authors":["Merrie Destefano"],"book_id":"9781640634268","canonical_url":"https://bookfrontier.com/books/9781640634268","cover_image_url":"https://img.bookfrontier.com/9781640634268.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","description":"The Valiant was supposed to save us. Instead, it triggered the end of the world. Earth is in shambles. Everyone, even the poorest among us, invested in the Valiant ’s space mining mission in the hopes we’d be saved from ourselves. But the second the ship leaves Earth’s atmosphere, our fate is sealed. The alien invasion begins. They pour into cities around the world through time portals, possessing humans, forcing us to kill one another. And for whatever reason, my brother is their number one target. Now the fate of the world lies in the hands of me, a seventeen-year-old girl, but with the help of my best friend, Justin—who’s suddenly starting to feel like more—maybe if we save my brother, we can save us all…","forthcoming":false,"isbn13":"9781640634268","publication_date":"20181204","publisher":"Entangled Publishing LC","slug":"valiant","subtitle":"","title":"Valiant"},"discovery":{"categories":{"all":[{"bisac_code":"YAF056010","confidence_band":"medium","label":"Alien Contact for Teens","score":0.8547,"source":"bisac_hint_model"},{"bisac_code":"YAF056020","confidence_band":"medium","label":"Space Opera for Teens","score":0.8538,"source":"bisac_hint_model"},{"bisac_code":"YAF056030","confidence_band":"medium","label":"YA Sci-Fi Romance","score":0.8391,"source":"bisac_hint_model"}],"hint":[{"bisac_code":"YAF056010","confidence_band":"medium","label":"Alien Contact for Teens","score":0.8547,"source":"bisac_hint_model"},{"bisac_code":"YAF056020","confidence_band":"medium","label":"Space Opera for Teens","score":0.8538,"source":"bisac_hint_model"},{"bisac_code":"YAF056030","confidence_band":"medium","label":"YA Sci-Fi Romance","score":0.8391,"source":"bisac_hint_model"}],"publisher":[{"bisac_code":"YAF056010","confidence_band":"high","label":"Alien Contact for Teens","score":1,"source":"onix_publisher_code"},{"bisac_code":"YAF063000","confidence_band":"high","label":"Time Travel Fiction","score":1,"source":"onix_publisher_code"}]},"genres":[{"label":"Alien Contact for Teens","score":0.8547,"slug":"alien-contact-for-teens"},{"label":"Space Opera for Teens","score":0.8538,"slug":"space-opera-for-teens"},{"label":"YA Sci-Fi Romance","score":0.8391,"slug":"ya-sci-fi-romance"}],"reader_fit":["Good for readers who enjoy Alien Contact for Teens","Good for readers interested in young","Good for fans of Young Adult"],"related_lists":[],"series":null,"similar_books":[{"authors":["Charlie Jane Anders"],"book_id":"9781250317315","cover_image_url":"https://img.bookfrontier.com/9781250317315.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":17.0747,"title":"Victories Greater Than Death","url":"https://bookfrontier.com/books/9781250317315"},{"authors":["Maura Milan"],"book_id":"9780807536254","cover_image_url":"https://img.bookfrontier.com/9780807536254.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":17.0147,"title":"Ignite the Stars","url":"https://bookfrontier.com/books/9780807536254"},{"authors":["Yoon Ha Lee","Reese Grey","Janet S. Kim","Listening Library"],"book_id":"9780593488379","cover_image_url":"https://img.bookfrontier.com/9780593488379.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":16.9846,"title":"Starstrike","url":"https://bookfrontier.com/books/9780593488379"},{"authors":["Alechia Dow"],"book_id":"9780369735102","cover_image_url":"https://img.bookfrontier.com/9780369735102.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":14.613,"title":"A Song of Salvation","url":"https://bookfrontier.com/books/9780369735102"},{"authors":["Marc J Gregson"],"book_id":"9781682635766","cover_image_url":"https://img.bookfrontier.com/9781682635766.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":13.7941,"title":"Sky's End","url":"https://bookfrontier.com/books/9781682635766"},{"authors":["Laura Pohl"],"book_id":"9781492673460","cover_image_url":"https://img.bookfrontier.com/9781492673460.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":13.7525,"title":"The First 7","url":"https://bookfrontier.com/books/9781492673460"},{"authors":["Rachel Caine","Ann Aguirre"],"book_id":"9780062570994","cover_image_url":"https://img.bookfrontier.com/9780062570994.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":12.2615,"title":"Honor Among Thieves","url":"https://bookfrontier.com/books/9780062570994"},{"authors":["Cristin Terrill"],"book_id":"9781250783769","cover_image_url":"https://img.bookfrontier.com/9781250783769.jpg?v=20260402T191500Z-bisacv2site-fullset%3A2026-04-05T16%3A15%3A58Z","score":12.249,"title":"The Stars Between US","url":"https://bookfrontier.com/books/9781250783769"}],"topics":[{"evidence_refs":["keyword:young adult"],"label":"Young","score":0.4532,"slug":"young"},{"evidence_refs":["keyword:time travel"],"label":"Travel","score":0.0972,"slug":"travel"},{"evidence_refs":["keyword:time travel"],"label":"Time","score":0.0909,"slug":"time"},{"evidence_refs":["keyword:coming of age"],"label":"Coming","score":0.0839,"slug":"coming"}],"what_you_get":["Themes: Young, Travel.","Reading lane: Alien Contact for Teens and Space Opera for Teens.","Publisher: Entangled Publishing LC."]},"llm_signals":null,"source_presence":{"amazon":true,"book_detail":true,"goodreads":true,"llm_signals":false,"similarity_seed":true},"stats":{"amazon_ratings_count":28,"goodreads_ratings_count":144,"goodreads_reviews_count":79,"quality_score":0.9012}}