“Anna?” Satoru grumbles, his voice laced in exhaustion.

The white haired man rubs the sleep out of his azure blue eyes, blinking with a confused expression. The night sky illuminates his tall pajama clad figure that leans against the doorframe, strong arms crossed over his chest.

“It’s already 2am , kid. Why are you even up at this hour?” he asks, tilting his head and furrowing his eyebrows.