The building is characteristic of the concrete constructions, rationalist, austere and efficient. However, the building is outdated both spatially, legally, and technically in terms of today's requirements.  We turned the existing situation around and transformed the building into a comfortable, airy, and bright workspace. The key challenge was to find ways to bring light through an existing blind gable wall. Research on urban jurisprudence led us to the concept of a translucent wall made of glass blocks.