People in K-Dramaland go here to hang out with their close friends, family or their better halfs. It’s a sort of bonding experience during which you usually bath, take a sauna or just chill while watching television, reading or sleeping.
As for food, one usually eats hardboiled eggs during a stay here. It’s a ritual to crack them open in hitting them on someone else’s head.
Also, if somebody needs to quickly find a place to stay over night and can’t afford a hotel room, the jimjibang is always the first option.

Upon arrival, you’ll get a specific gendered outfit: men wear blue and women orange or pink. Usually people make a hat out of their towel and wear it during their stay like Ahn Ma-nyeo (Surplus Princess) does it right there:

Your favorite scene?