[ Selina crouches down, taking a seat on the roof -- not exactly beside him, but close enough. She leans back, head tilted upward as she looks at the stars, and shrugs her shoulders in response to his question. ]

Insomnia, mostly. I'm nocturnal. I'm not used to keeping such normal hours, but what else is there to do? Gotta take advantage of all that sunlight.

What about you? Having trouble sleeping?