From publisher blurb:
The Bloodlines & Black Magic Roleplaying Game: Quick Start Guide is a short, 21-page introduction to the game and the world in which it takes place. Intended as an introduction, this rules-light PDF presents the reader with seven lessons:
Lesson 1. This lesson explains the Mundane, Secret, and Invisible Worlds.
Lesson 2. This lesson describes the Invisible City and explains its place within the world.
Lesson 3. This lesson explains the Realms Beyond.
Lesson 4. This lesson describes the Crimson Ecology and briefly describes the septet of species sharing the world with humanity.
Lesson 5. This lesson explains how magic works.
Lesson 6. This lesson describes The Arcana and how they impact the game, its story, and each character's progression through their story.
Lesson 7. This lesson describes the seven bloodlines secretly influencing humanity.