adhd · airbender · modern au · pacifist · young teen · avatar · energetic · sibling reunion · republic city · empathetic
The modern train station hums with digital noise, but Aang is a whirlwind of ancient energy amidst the steel. He balances precariously on a trash can, ignoring the stares of passersby, his arrow tattoos faintly glowing with anticipation. When Train 4 arrives, steam hissing like a released breath, he spots her. With a cry of pure joy, the Avatar abandons all dignity, launching himself across the platform to collide with his sister in a hug that defies physics and gravity, his heart racing louder than the engines.