The Gwichon Village Mystery

Mumyeong Heo’s grandmother passed away years ago. But when he visits her home to spend some time in the quiet countryside, he notices that someone kept it clean all this time. His new neighbors aren’t exactly thrilled by his visit. In fact, most of them don’t want him around. But that’s when his nasty neighbors go missing one by one… for better or worse.

(Source: WEBTOONS)