Ethan According to the query and knowledge website, the film protagonist Li Alang is the prototype Ethan. Ethan, a native of Guangdong, is a famous high school in Goofy. He had a bright future in the school in the city. But because he loves ancient poetry, he only teaches it in class, which makes the school dissatisfied. A Lang felt that his educational philosophy was not accepted, so he went to Erlangshan Primary School in the mountainous area to teach.