Cats and Rats

This is the story is about a family on a perilous quest. 15 kids, 1 mystery. Can they solve this all by themselves, or will they need help from the super-natural... . Join the family and their animal sidekicks, on the adventure of a life time.
"☀☀☀☀☀ stars." -rubbish bin next to the bed
"Very suspenseful..." -used tissue
"Wish I read it sooner!" -toenail on the couch