A whole world that is an technologically advanced prison.

The Locker is a massive prison located in UN1209 of the multiverse.

• It occupies an entire planet fortified with the most impenetrable material in existence.

• The planet's surface is entirely composed of advanced technology, with various levels extending downwards.

• The Locker houses criminals from across the multiverse, ranging from minor offenders to the most dangerous individuals.

• Inmates are housed in both individual cells and communal barracks, depending on their classification and behavior.