"Loser group" is "폐인족"(pye-in-jok) in Korean.
The homebound home, refers to those who have a daylong computer games and online games. Image of meals easily finished in the cup ramen, again to the game in the room. Although weekday work, body is heavy with or the gluttony on the weekend, "weekend loser group (주말 폐인족)" that people such as those all day long rumbling at home that.