Hopefully you're not too close, but you're close enough. Even if you don't always get on, you understand that blood is thicker than water so you'll try to have each other's backs - sometimes. It isn't always guaranteed depending on your mood, but you can sort of tolerate them most days so just don't engage in coitus with your siblings and throw innocent children from windows. Do you have anymore qualities similar to the Lannisters? Comment in the thread below.