An ominous prophecy has foretold that Crookedstar, leader of RiverClan, will be utterly betrayed by those who are closest to him. He is forced to watch, helpless, as the words of the prophecy are fulfilled through the traitorous choices made by his kin. Their actions will result in a series of dangerous and dramatic events which threaten to destroy the delicate balance between the four warrior Clans. This story precedes the first Warriors arc, making it the perfect adventure for longtime fans of the series as well as those who are brand new to the Warriors world! Crookedstar's Promise will also feature an exclusive Warriors short manga story in the backmatter.