Why was " Left Ear " a bad movie? What was so bad about it?

" Left Ear " was a movie adapted from a cliché novel. Although it had the shell of a youth movie, its content was very mediocre and could even be said to be cliché. There were many problems in the plot, characters, and scenes of the movie. The most important problem was the lack of depth. The plot of the movie lacked logic, the actions and motives of the characters were difficult to understand, and there was a lack of cohesion. At the same time, there were also shortcomings in the movie's character creation. The character's personality and growth process were too simplistic, lacking depth and complexity. In addition, there were also problems with the setting of the movie. Some scenes were too monotonous and lacked creativity and imagination. In summary, Left Ear had many problems in terms of plot, characters, and scenes, which led to it being regarded as a bad film.