There were several reasons why the online drama The Hidden Corner was so popular with the audience: 1. Excellent script and actors 'performance: The quality of the script is very high, the plot is compact, the characters are deeply portrayed, and the actors' performance is also very good, so that the audience can deeply feel the inner world of each character. 2. Unique storyline and background setting: The background setting of the drama is quite unique, full of suspense and horror elements, making the audience feel very nervous and excited during the viewing process. 3. Excellent production team and visual effects: The production team of the play is very excellent in props, costumes, special effects, etc., bringing a high-quality viewing experience to the audience. 4. Compacting plot and fascinating plot development: The plot of the play develops very quickly. Every character has their own story and motivation. The audience is easily attracted and unable to extricate themselves during the viewing process. 5. Plot Reversal and Surprise: The plot of the play often has reversals and surprises. The audience will feel surprised and shocked during the viewing process. The reason why " The Hidden Corner " was so popular with the audience was that it had an excellent script, actors 'performances, storyline, production team, visual effects, and many other factors. Under the combined effect of these factors, the play had received a high evaluation and reputation among the audience.