The final part of the campaign takes place on the building's rooftop. It's the highest point, metaphorically and visually. The two models ascend from the depths of the institute to the summit, leaving the decay behind.

Here, light returns as a protagonist, but no longer as a condemnation. It is rebirth. It is possibility. It is a new vision. The protagonists look at each other, expose themselves, let the sun shine through them. Finally, the light no longer hurts. Lux Fuit takes its definitive form: not as a sudden flash, but as a transformative revelation.