Chapters 17 and 18 Summary

The phone rings and Bobby goes to answer it, but his mom grabs the receive out of his hand. She tells the caller that Bobby isn't there and instructs Bobby not to answer the phone. The caller was Alicia, so Bobby's mom hands Bobby her cell phone and tells him to call Alicia back from that phone. Bobby runs his plan by Alicia, which is to find other people who are invisible so they can compare notes and possibly figure out what caused it to happen. The challenge is how to find these other invisible people. Alicia tells Bobby that she is there to support him, just like her friend Nancy was there to support her.

Bobby's dad invites Alicia and her family over for dinner, so the two dad scientists can figure out what's going on with Bobby. Everyone eats...