Junie B. Jones is a spirited, funny kindergartener who is terrified of her first school bus ride. When the big yellow bus seems loud, smelly, and full of strange kids, Junie B. decides she's not getting back on it after school. This leads to a big adventure where she hides in the school building, exploring secret places and causing quite a stir when everyone realizes she's missing. Through her unique perspective and hilarious misunderstandings, Junie B. learns about facing fears and finding courage in new situations.