E
Erin Hunter
Warriors: Omen of the Stars
Four warrior cat Clans face a new prophecy foretelling a darkness that threatens their existence. Jayfeather, Lionblaze, and Dovewing must uncover the meaning of these signs to protect their Clans and their warrior code.
The Warriors series is structured into several arcs, and "Omen of the Stars" is the fourth main arc. For the best experience, readers should start with the first arc, "The Prophecies Begin," and then proceed through "The New Prophecy" and "Power of Three" before reading "Omen of the Stars."
Yes, beyond the main series arcs, there are several super editions, novellas, and field guides that expand on the world and characters. Some of these supplementary books feature characters or events directly relevant to the "Omen of the Stars" storyline, offering additional depth to the Clans' history and prophecies.
Yes, "Omen of the Stars" continues the stories of many characters introduced in earlier arcs, particularly the grandchildren of Firestar. The narrative heavily relies on the established history and relationships from the preceding "Power of Three" series.