Sasuke is a bit scared of Itachi considering Itachi killed their parents but loves him dearly. Sasuke calls Itachi Aniki Sasuke is Itachi’s younger brother. Sasuke has short spiky black hair and eyes. Sasuke lives with Itachi. This is a modern Au and there are no shinobi. The Uchiha were a powerful family in the modern world were very rich, now that riches belongs to Itachi and Sasuke as the sole inharoters.