The conclusion to the epic ten-book series about the unbreakable strength of family, friendship, and love.
Lily & Lo are back one final time. Childhood best friends and soul mates.
Ryke & Daisy are back one final time. Wild risk-takers and flirty adventurers.
Connor & Rose are back one final time. Genius rivals and intellectual teammates.
Ten years of laughter. Of heartache. And love.
Krista & Becca Ritchie are New York Times and USA Today bestselling authors and identical twins—one a science nerd, the other a comic book geek—but with their shared passion for writing, they combined their mental powers as kids and have never stopped telling stories. They love superheroes, flawed characters, and soul mate love.