reminds me of a few old-ish horror movies I've seen, particularly from Japanese cinema, where the concept of a social contagion has been explored a few times.

reminds me of a few old-ish horror movies I've seen, particularly from Japanese cinema, where the concept of a social contagion has been explored a few times. eg: Infection https://en.m.wikipedia.org/wiki/Infection_(2004_film) https://en.m.wikipedia.org/wiki/Infection_(2004_film) or Suicide Circle https://en.m.wikipedia.org/wiki/Suicide_Club_(film) https://en.m.wikipedia.org/wiki/Suicide_Club_(film) to name a few.