Intro. Woo-Seong is a young man full of ambition having invested all his savings in an apartment in Seoul. His bet: the price of real estate within the Korean capital will explode, the value of his new accommodation will therefore increase in an exponential way, and then, to him the good life and the well -filled bank account. Except that here: the market does not take off and Woo-Seong finds himself having to chain the jobs in order to repay the loan he unlocked to buy his apartment. But in parallel, a strange and deafening noise persists in its building and all of its neighbors begin to accuse him (wrongly) of nighttime noise. Woo-Seong will then quickly understand that something is wrong with his neighbors. You are a work colleague and these last days you realize that it is increasingly tired and nervous. You decide to go see it