Gallagher Girls: The next generation

Cammie walks in on Zach cheating on her. But what happens when Cammie finds out she's pregnant with twins. Cammie decides to keep the kids a secret from Zach but when Gallagher and Blackthorne do an exchange while Zach is teaching Cove-Ops more and more secrets are reveled will Zach find out who his kids are before its too late