We can't tell you who we are. Or where we live. It's too risky, and we've got to be careful. Really careful. So we don't trust anyone. Because if they find us . . . well, we just won't let them find us. The thing you should know is that everyone is in really big trouble. Yeah. Even you.
It all started with the dreams. But Cassie didn't pay much attention to them. She and her friends had all been having weird dreams ever since they'd first learned to morph. Maybe it was just some crazy side effect. That's when Cassie discovers that Tobias has been having the exact same dreams. Dreams about the ocean. And a strange feeling that someone is calling to them. Calling for help.
Now Cassie, Tobias, Jake, Rachel and Marco have to figure out if the dreams are a message - or a trap. And if it is a trap, it could mean the end - for everyone . . .