I'm Your Personal Physician

Gabriel stood with his back leaned against the wall, his arms crossed over his chest, his blue eyes troubled. 

"So, Nana's Papa, if you are telling us that the real enemy to this realm are the hordes of demons that are pouring into our dimension, how are they getting through?  Is there a portal somewhere?"

Papa shrugged.  "That, I don't know."

Corwin winced. "Dr. Montblanc, I'm afraid we do have a good idea where they are gaining access into our world."

At Papa's questioning glance, Connor spoke up.  "Topaz City.  There have been so many rips and tears in the bubble that surrounds that kingdom.  It was failing badly at the time we left."

I bit my lip, remembering the sudden frost that hit in the middle of a hot summer day, the wild trek through Topaz, and the Wastes with fire balls and tar sands hot on our heels. 

"How do we close the portals that are allowing them in?"