Simón is the owner of a hardware store in the greater Buenos Aires area with four employees. Constantly mistreating them, he never gives them a break, creating a high level of unease in the everyday work routine. Absolutely submerged into the world of labor, The Spider's Lullaby weaves its story with each tension that shape management authoritarianism but also solidarity, resistance, and vile deeds among colleagues.

The day after she got her brother in the second worst problem of his life, Ana L. Bruselas escapes her captors without being able to bring her sawn off tits with her. They cut them off as retaliation for her not delivering a box full of "illegal" content in time. But Ana L. won't rest until she gets her beloved tits back.