the experiment

When Andi has gotten one of Charlie's friends to give her a ride to the grocery store and the unauthorized residents of the house can come out of hiding, Bella goes looking for Trouble, so to speak, and finds him in the kitchen.

"Hey," she says, "I have some more questions that I'd be asking Aspret if she was here. Charlie didn't have answers; Esclan wasn't the talkative type or the experimental type."