They're baaaaaack! Autumn Lee's Adventure Academy superheroes are back in action, and this time, they have their own headquarters! Join authors Candace & Autumn Lee as they take you on a new adventure in book two of Autumn Lee's Adventure Academy: Headquarters. After weeks of getting acquainted and learning of each other's superpowers, Lincoln Middle School's secret superheroes discover yet another puzzling mystery. What started as a regular school day turned into a new case for the Adventure Academy superheroes. The sweetest boy in school has somehow transformed into what could be the meanest boy in school, and Autumn Lee may have figured out who's behind it! The team takes their superhero responsibility seriously, so seriously that they decided to create cool, new superhero names! You have Arron, though Autistic; he is also a Numerical Genius, now known as "Prodigy." David, a wheelchair-ridden boy with super speed, is better known among the crew as "Dart." Michelle, a young girl who is mute, but has supersonic hearing, is now known as "Octave," "Waves," also known as Sasha, who controls sound waves, despite being deaf, and last but not least, "Heart," who you may know as Autumn Lee; the vibrant, little girl with the power to melt your heart with LOVE. Together, they are a force to be reckoned with, ready to protect the bullied and bring justice, peace, and love to their peers. Find out what mystery Autumn Lee's Adventure Academy superheroes are going to solve next!