The nature of the changes to her vision were disorienting for Rogue. Seeing everything in such clarity compared to before, the differences in his appearance, the way the lack of light was no longer such an issue. She stared at him for a moment, taking in everything before she let out a deep breath and turned away.

"It varies," she answered quietly, moving to lean against the desk as her strange new eyes wandered over everything around her. "A few minutes, hours." Days. If she had full control over the abilities she absorbed from others, she might be able to switch it off at will, change her eyes back to their usual human shape and color, but that wasn't an option.