Eight-year-old Jack and his younger sister Annie use the magic treehouse to travel back to the Middle Ages, where they explore a castle and are helped by a mysterious knight.

Mientras se tiene una tarea urgente que cumplir, uno no puede dejarse distraer... ¿Y qué puede haber más urgente que defender un parterre de fresas amenazado por el enemigo? El caballero Impetuoso parte hacia la batalla. Bueno... Todavía no... --Page 4 of cover. When there's an urgent job to do, one can not be distracted ...And is there anything more urgent to defend than a bed of strawberries threatened by the enemy? The impetutous knight leaves...

Meet the Evil Princess and the Brave Knight. She casts terrible spells, while he fights dragons. He rescues cats in distress, while she makes mischief. No wonder there isn't much peace in this kingdom! But is the Evil Princess really so evil? And is the Brave Knight truly as chivalrous as he seems? "Por increíble que parezca, la Princesa Traviesa y el Caballero Valiente son hermanos. Aunque son muy diferentes, comparten castillo y una gata pulgosa,...