Whispers of the Red Room: A Love in the Shadows (winterwidow/buckynat)

Natalia Romanova, a sixteen-year-old girl trapped in the Red Room's brutal regime, has never known life beyond its walls.

The Winter Soldier. A soldier with no memory of his past, but strikes fear in the heart of all who hears his name. His arrival at the Red Room, a grim training facility where girls are molded into assassins, changes everything.

As the Winter Soldier steps into Natalias life, she glimpses something in him that defies his deadly reputation. Beneath the icy exterior, she senses a flicker of humanity.

Can Natalia and the Winter Soldier carve a path to freedom, or will they succumb to the shadows that threaten to consume them both?

Story switches between POV's.
Some are written in first person, others in third, it depends.