photosensitive (adjective)

1. The monster in the horror movie was photosensitive and would disintegrate in the presence of visible light.

2. The photosensitive vampire in the novel had to avoid daylight to survive.

3. The photosensitive fabric used in this dress changes color when exposed to visible light.

4. In the romantic novel, the photosensitive character cherished moonlit walks with their loved one.