The S14 Global Finals serve as a significant cultural touchstone and emotional anchor for LPL fans. This article aims to delve into and examine the emotional responses and social interactions of audiences during the tournament. Take the bullet comments data of the 2024 League of Legends Global Finals for example, this article conducts word frequency analysis, word cloud visualization, and topic analysis based on LDA model, and uses SnowNLP for emotional semantic analysis. Research shows that fans pay attention to game results and game characters, and engage in in-depth discussions on tactics and performance related topics. Based on LDA theme analysis, combined with perplexity calculation and pyLDAvis visualization display, the optimal number of themes is 4, and 4 themes related to the competition are identified. In addition, the emotion analysis ratio chart and histogram show the emotional interaction behind the bullet screen. Although the 2024 League of Legends Global Finals ended with the defeat of the all-Chinese class BLG, the fans' emotions were relatively depressed, but the overall emotional tendency was still relatively positive.