After eight years of marriage, Xia Wei spends three hours alone on a mountaintop in the rain on her birthday, desperately waiting for her husband, Zhao Jinheng. Instead, she discovers an intimate social media post featuring him and his secretary, Su Qiqi. The limited-edition birthday necklace that should have been hers becomes a symbol of their ambiguous relationship. Having seen the truth, Xia Wei's heart finally dies. She moves out and prepares the divorce papers.