After joining team avatar Zuko is trying to fit in. He's trying to make amends for all the things he had previously done. However in the process he finds himself getting attached to one member more than anyone else. Aang.

Thirst. It was a painfully persistent ache that clawed its way to full attention. It was all he could feel, all he could think. Water filled his mouth when he smelt something; it was sweet, but had a spicy scent that made his nostrils flare and his toes curl. The aroma had him salivating like a dog as the ache became too much to ignore. Feed, was the only coherant thought as he got up from his grave and started hunting