" Life of Pi " was an adaptation of a fantasy adventure novel directed by Ang Lee. It told the story of a teenager who accidentally transmigrated to another world to find his identity and truth in a dangerous world. Although " Life of Pi " was an excellent movie, there were several reasons for its poor reputation: 1. The plot is cliché. Although the movie is adapted from a novel, the plot is old-fashioned and lacks novelty. It is difficult to attract the audience's interest. The plot and character development in the movie were too linear and lacked change and surprise. 2. Character creation: Although the characters in the movie have some highlights, they lack depth and complexity, making it difficult for the audience to resonate. Some characters 'personalities and behaviors were too thin and exaggerated, lacking authenticity and credibility. 3. Poor special effects and picture quality: The special effects and picture quality in the movie were not satisfactory. Some scenes and characters were too fake and exaggerated, affecting the audience's perception. 4. The improper use of music: Although the music in the movie has some highlights, it does not match the plot and the performance of the characters, affecting the overall effect of the movie. To sum up, although " Life of Pi " was an excellent movie, its reputation was not good due to the cliché plot, insufficient character creation, poor special effects, poor picture quality, improper use of music, and other reasons.