老金是生活在韩国最底层的人，妻子跟他离了婚带着孩子离开，老金靠收破烂维持生计。这天老金想砸开废墟水泥板取出钢筋卖钱，结果不小心砸到手。老金的手指鲜血淋漓，可他还是舍不得去医院。晚上，老金遇到朋友，朋友同情老金塞给他一些钱约他晚上去KTV潇洒。老金犹豫片刻答应了。当晚，他们找了两个女孩一起去了KTV，女孩们醉得不省人事后，老金带着一个女孩去了宾馆房间。次日老金醒来准备往女孩钱包塞些钱，在可在看到女孩钱包里的钱时，老金改变了主意。老金拿走女孩的钱回到家全部给了母亲，这时前妻又打电话追要孩子生活费，前妻在电话里将老金嘲讽得一无是处。宾馆里的女孩醒来发现没有挣到钱还被偷，她气急败坏。女孩蹒跚着回到出租屋却发现门已锁，她被房东赶了出来。女孩就是因为被高利贷逼债才第一次做皮肉生意，谁知却一无所获。女孩生无可恋之际正好遇到老金，看到老金竟然是个收破烂的，女孩把所有的情绪发泄到老金身上。她对老金用言语百般羞辱，老金这一刻所有情绪迸发，他举起铁锤狠狠砸向女孩。女孩目瞪口呆，老金却根本停不下手，血从女孩头上喷泄而出…

Lao Jin is the person who lives at the lowest level in South Korea. His wife divorced him and left with their children. Lao Jin earns his living by collecting junk. On this day, Lao Jin wanted to break open the cement slabs of the ruins to take out the steel bars and sell them for money, but he accidentally smashed them into his hands. Lao Jin's fingers were dripping with blood, but he was still reluctant to go to the hospital. In the evening, Lao Jin met a friend, who sympathized with Lao Jin and gave him some money to invite him to go to KTV at night. Lao Jin hesitated for a moment and agreed. That night, they went to KTV with two girls. After the girls passed out, Lao Jin took a girl to the hotel room. Lao Jin woke up the next day and was going to put some money into the girl's wallet, but when he saw the money in the girl's wallet, Lao Jin changed his mind. Lao Jin took the girl's money and gave it all to his mother when he returned home. At this time, his ex-wife called to ask for the child's living expenses. On the phone, his ex-wife mocked Lao Jin to nothing. The girl in the hotel woke up and found that she hadn't earned any money and had been stolen. She was distraught. The girl staggered back to the rental house only to find the door locked and she was evicted by the landlord. It was because the girl was forced by usury that she started a skin business for the first time, but she got nothing. When the girl had nothing to love, she happened to meet Lao Jin. Seeing that Lao Jin turned out to be a tattered man, the girl vented all her emotions on Lao Jin. She humiliated Lao Jin with all kinds of words. At this moment, Lao Jin burst out with all his emotions, and he raised his hammer and slammed the girl hard. The girl was dumbfounded, but Lao Jin couldn't stop at all, blood spurted from the girl's head..