Themes: Friendship, Adventure, Supernatural, Science Fiction, Tween, Emergent Reader, Fiction, Chapter Book, Hi-Lo, Hi-Lo Books, Hi-Lo Solutions, High-Low Books, Hi-Low Books, ELL, EL, ESL, Struggling Learner, Struggling Reader, Special Education, SPED, Newcomers, Reading, Learning, Education, Educational, Educational Books. Students across America have mysterious rashes. Deadly? No. Contagious? Hmm ... Maybe? Parents don't seem to get it. Abby wants to know why. Some would call Largo Bay quirky. Others would call it downright strange. To Abby McQuade it's just home. Abby has a big imagination. And her curiosity always leads to trouble. Every adventurer has a sidekick. Holmes had Watson. Batman had Robin. Abby has her bestie, Clara Erickson. Clara is regimented, hyper-scheduled, and disciplined. Abby is ... not. Abby is yin to Clara's yang. Would her bestie be bored without Abby's curious mind? Totally.