The entrance happens from one of the two student’s house’s building that define the new square. The internal space rhythm is given by the pre-existence of the ancient arcs which go down to the hill’s slope. The space is so divide in five equal naves, the central three define the reading room, and the side two are destined to the book’s storage. The library though being an hypogeal space receives a lot of natural lighting coming from the roofing, composed by the alternate of arc beam and glasses surfaces and also from the big windows which close the arcs and which give also a beautiful panorama to the space.