- In the city called Dawn is a man with the name of "Night." Every evening, Kai is embraced by the "Iron Lahti," opening himself to him. It's unclear if that can truly be called love, but that doesn't even matter anymore. Kai doesn't just want to be held softly and treated sweetly. As the Iron Lahti and Kai whirl round and round each other, what will happen as their love and their hatred become complexly intertwined?