Cheating? Watch Out, Someone's Following You

Synopsis of Cheating? Careful, Someone's Keeping Watch

After discovering that her real-estate tycoon husband, Li Quanhai, is having an affair, Zhang Xiaoyan, a professor of Chinese literature, doesn't confront him. Instead, she spends three years building a sophisticated surveillance System. She thinks she's the hunter, but she doesn't know that her husband's mistress, a company director, her aunt who dances in the public square, and even a mysterious influencer are all keeping watch on the marriage in their own ways. Then a case from twenty years ago comes to light...