On a rainy Monday afternoon in Dongjak-gu, southwestern Seoul, four-term lawmaker and star politician Na Kyung-won stepped inside the underground Sadang Station around 5:50 p.m. to greet tired commuters returning home from work. Faces of several Dongjak-gu residents who spotted the 60-year-old former judge-turned-politician lit up as they approached her to shake hands. Some even took photos with her, acting like exci.
The deadly floods that swept through South Korea on August 8 and 9 have shed light on the dangers of living in "banjiha", semi-underground basement dwellings common in Seoul. Four people died in their…