K Block served as a holding area for prisoners on the prison ship known as Restitution. The Nihil Tempest Runner Lourna Dee, along with Sestin Blin, Tasia, Ola Hest, and Quin, was incarcerated in K Block while in the custody of the Galactic Republic during her imprisonment.
Cavan Scott penned the 2021 audio drama The High Republic: Tempest Runner, in which K Block was featured.