电影的故事从一□突如其来的变故开□。杨三姐的□姐被一位有权有势□地主强行霸占,遭受了极大的屈辱和□害。杨三姐得知后,感到愤怒和不□□□心要□姐姐讨回公道□然而,□当时的社□背□下,□通百姓要对抗□势力的地主,□如登天□ In m□□y cu□tures□and societ□es,□i□cest is considered tab□o and□is stric□□y forbidden□ Th□ id□a of romant□c or sexual r□lationships□between siblings □□ m□□ with s□o□k, disg□□t, □n□ □oral out□age. The tab