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DARK MOON: THE BLOOD ALTAR 2026

★ 8.4/10 · 45 votes AnimationSci-Fi & Fantasy 1 seasons · 12 eps Ended
Where to watch: CrunchyrollCrunchyroll Amazon ChannelAmazon VideoApple TV Store
Quick answer

What is DARK MOON: THE BLOOD ALTAR?

Dark Moon: The Blood Altar is a 2026 television series set in the seaside city of Riverfield. The narrative centers on Decelis Academy, an educational institution that serves as the home for seven boys who harbor a shared secret regarding their true nature as vampires.

Type
TV series
Year
2026
Status
Ended
Episodes
12
First aired
Jan 10, 2026
Last aired
Mar 28, 2026
Original language
JA
Origin
JP
Networks
Gunma TV, Tokyo MX, BS11, Tochigi TV
Genres
Animation, Sci-Fi & Fantasy
Updated
Availability by region

Where to watch

Stream

CrunchyrollCrunchyroll Amazon Channel

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Apple TV Store
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How long to binge?

Estimate the schedule using 12 episodes and an average 45-minute runtime.

Trailer

Overview

Dark Moon: The Blood Altar is a 2026 television series set in the seaside city of Riverfield. The narrative centers on Decelis Academy, an educational institution that serves as the home for seven boys who harbor a shared secret regarding their true nature as vampires. The plot follows the arrival of a new student named Sooha, who holds a strong personal dislike for vampires. Despite her animosity, the seven boys find themselves irresistibly drawn to her upon her transfer to the academy. As the story progresses, a series of strange events begins to impact the city, causing the characters to confront their murky pasts. The series explores the resurfacing of old sins and buried secrets, which ultimately lead to the fracturing of the world inhabited by the students. The interplay between the mysterious boys and the newcomer forms the core of the conflict as the academy environment becomes increasingly unstable due to these hidden truths and the unfolding supernatural occurrences within the city.

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Should you watch it?

“Seven vampire students at Decelis Academy find their lives upended by a new transfer student.”

Reasons to watch
  • intriguing supernatural premise
  • character-driven mystery
Keep in mind
  • features themes of past trauma
  • intense interpersonal conflicts

Watch it if you enjoy supernatural dramas centered on academy life and hidden secrets.

The series contains themes of mystery and supernatural conflict appropriate for a general audience.

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Episode guide

Season 1 · 12 episodes Open the complete Season 1 guide →

Frequently asked questions

What is the setting of the series?

The story takes place in the seaside city of Riverfield at an institution called Decelis Academy.

Who are the main characters?

The show focuses on seven boys who are vampires and a female transfer student named Sooha.

What is the central conflict?

The boys must hide their identities while dealing with Sooha, who dislikes vampires, and mysterious events occurring in the city.

Do the boys have a secret?

Yes, the seven boys share a secret regarding their nature as vampires and their murky pasts.

How does Sooha impact the academy?

Her arrival causes the boys to feel drawn to her as buried secrets and old sins begin to resurface.