Lulu and Judy Geeson continue their earlier roles and come to the farewell party. Thackeray announces that he is leaving for an inner-city school in Chicago where he will teach again. In Chicago, he meets a former colleague who is the principal of the school. Thackeray learns that there is an A class with good students and an H (for "horror") class for the no-gooders. He convin...。来自未来的蜗牛战士,回到100年前拯救世界的故事,在啼笑皆非的剧情里走上了复仇之路,孰是孰非,真假难辨?。