Eleven-year-old Casey Grimes is stubbornly friendly, but the students at middle school look right through him-and they're not faking. Casey doesn't know why he's mostly-invisible, but when he scales a colossal oak, he discovers a fortress. The forgotten sentry tree marks the border between his safe, suburban life and a fierce frontier.
Aj Vanderhorst Books
AJ Vanderhorst's writing is shaped by a remarkably diverse background, including roles as a journalist, paramedic, and even an escape artist. This rich tapestry of experiences lends a unique and adventurous spirit to his storytelling. His childhood creativity, highlighted by an impressive self-built tree fort, hints at his deep-seated fascination with the imaginative and the untamed. Vanderhorst masterfully explores themes of the wild and dangerous, drawing from an expertise that spans fantastical beasts and thrilling challenges. His narrative approach blends a profound understanding of intrigue with a playful, ambitious spirit, making him a compelling voice in literature.
