Continue the bestselling Zodiac Academy saga with Heartless Sky, Book 7 in the Zodiac Academy series by the bestselling writing duo Caroline Peckham and Susanne Valenti. This BookTok sensation delivers an addictive blend of romantasy, dark academia, epic fantasy, enemies-to-lovers romance, elemental magic, and unforgettable twists that have captivated millions of readers worldwide.

After being forced into hiding by the tyrant who stole their throne, the Vega twins are determined to reclaim their birthright. As long-buried secrets come to light and powerful alliances are forged, Tory and Darcy must grow stronger than ever before to face the destiny written in the stars.

But fate has never been kind.

With an ancient curse tightening its grip, the final battle looming, and the man Tory loves racing toward a devastating destiny, the sisters must prepare for the war that will determine the future of Solaria. Blood will be spilled, loyalties will be tested, and the stars themselves may no longer be enough to save them.

Filled with explosive action, emotional heartbreak, magical creatures, unforgettable romance, and shocking cliffhangers, Heartless Sky raises the stakes as the fight for the throne enters its most dangerous chapter yet.

This updated paperback edition includes an exclusive bonus chapter, a brand-new world map, a new cover, and beautifully designed interior chapter pages, making it a must-have for Zodiac Academy collectors.

Zodiac Academy 7: Heartless Sky – Book 7 of the Zodiac Academy Series

Perfect for readers who love emotionally charged romantasy with high stakes, powerful heroines, morally gray heroes, magical academies, and slow-burn romance, Heartless Sky is an essential installment in the beloved Zodiac Academy series.

Zodiac Academy Reading Order

• Book 1: The Awakening
• Book 2: Ruthless Fae
• Book 3: The Reckoning
• Book 4: Shadow Princess
• Book 5: Cursed Fates
• Book 6: Fated Throne
• Book 7: Heartless Sky
• Book 8: Sorrow and Starlight
• Book 9: Restless Stars

Product Details

Title: Zodiac Academy 7: Heartless Sky

Authors: Caroline Peckham & Susanne Valenti

Format: Paperback

Series: Zodiac Academy Series, Book 7

Genre:

• Romantasy
• Fantasy Romance
• Dark Academia
• Epic Fantasy
• Paranormal Romance
• New Adult Fantasy

Pages: 960

Dimensions: 2.2 x 8.9 x 6 inches

Illustrated: Yes

Publication Date: August 5, 2025

Features:

• Book 7 in the Zodiac Academy series
• Exclusive bonus chapter
• Brand-new world map
• Updated cover design
• Decorative interior chapter pages
• BookTok favorite
• Elemental magic
• Fated mates
• Dragons, vampires, werewolves, sirens, pegasus, and more
• Slow-burn romance
• Enemies-to-lovers
• Morally gray characters
• Found family
• High-stakes fantasy adventure

Author Biography

Caroline Peckham and Susanne Valenti, known collectively as the Twisted Sisters, are #1 Wall Street Journal and Amazon bestselling authors whose books have sold more than seven million copies worldwide. Best known for the wildly popular Zodiac Academy series, the sisters write addictive romantasy filled with unforgettable characters, emotional storytelling, magical worlds, and epic romance. They live in the United Kingdom, where they write together full-time from their garden office.