What happens when a guy and a girl end up in an underground bunker together after the apocalypse? It seems like there’s only one inevitable answer when the Bongjoon finds himself locked in together with cute, curvy Hyun-mi for the rest of the foreseeable future. But things get complicated when sexy Nan-hee ends up joining them in the bunker with them. What happens when a guy ends up in an underground bunker with two busty babes? Bongjoon is about to find out the hard way...