"Hau," played by Kaki Sham, is portrayed as an unassuming, introverted man living in Hong Kong who observes women from a distance without any expectation of interaction—despite having created his own dating application! Unexpectedly, "Lee" (Cecilia So) agrees to let him take her out, but with the unusual condition that it can only happen on Saturdays. This should have been a warning sign, yet they seem to get along w…