There are only 30 days left before the AI customer service "Xiao Ai" goes online, but its emotion recognition is a mess. Facing the cold code and anxious board of directors, genius trainer Lin Yuqing faces the ultimate challenge: How to make machines understand human anger and disappointment? When traditional algorithms failed, she made a desperate move and introduced the cutting-edge "emotional vector space" model. This is a race against time, and it is also a question of ethics - when technology encounters the complexity of human nature, can it inject real warmth into the algorithm and teach AI what it means to be a "human"?