If it sucks it's because I'm crazy tired!
He continued his attack on her nipple, while his hand found it's way from her ass to her bent knee where it began the slow journey upwards and under her skirt. It didn't take him too long to get frustrated by the taste of material in his mouth instead of the taste of her, so with a wave of his own free hand, he got rid of her shirt as well. Lips against skin, finally. Hopefully she wouldn't freeze up on him. One never knew with his fickle sister, but at the moment he didn't care. All that mattered to him was the salty taste of her skin against his tongue.