Mildred returns to Ms. Cackle's academy with the hopes of a better year; but when her summer holiday project is stolen she has to prove she didn't make it up. Meanwhile, a group of first years discover a secret in a tree. Plus a discovery in the school's ruins spells hope and trouble for everyone，支持无广告播放、超清画质畅看、极速播放无广告、高清免费观看、极速播放等沉浸式观看感受。">
