賽先生的愛情相對論

Mr. Sai, a man of science, finds his relationship with his superstitious wife growing colder over time. After his doctor recommends regular intimacy to improve his health, he faces unexpected challenges—especially when his recently released, outspoken son announces plans to run for local office. Stubborn and unyielding, Mr. Sai must confront his beliefs and adapt as he navigates the trials of his later years.