In addition to the ordinary problems of a Puerto Rican teenager in Brooklyn, Sierra Santiago is working on developing her shadowshaping skills, and she is beginning to think she may need all the skill she can summon because it seems that when she channeled hundreds of spirits through herself in order to defeat Wick she woke up something very powerful and very unfriendly and put her family and friends at risk.

"The Ramirez women of Staten Island orbit around absence. When thirteen year old middle child Ruthy disappeared after track practice without a trace, it left the family scarred and scrambling. One night, twelve years later, oldest sister Jessica spots a woman on her TV screen in Catfight, a raunchy reality show. She rushes to tell her younger sister, Nina: This woman's hair is dyed red, and she calls herself Ruby, but the beauty mark under her left...