"Rasith has a easy life. He is a guard in a big castle of great magician. It's not like he has much to do, if the magic nature of the castle wasn't intimidating enough, the presence of a dragon would scare away any thief. So usually huge reptilian just waddled heavily across the castle, keeping eye on everything. But with time goes by, he became less and less aware of his duty, instead he spended more and more time just lazing in a basement that was left opened for him and was full of good food and decent wines.
In result he was gaining steadly a lot of weight. And the fatter he was becoming, the easier he used to find excuses to leave his duty for the next evening. Soon he looked more like overfed pet that actuall guard.
One night he woke up, dizzy from wine and with pleasantly full stomach. He thought he saw shadows dancing on the walls and moonlight glowing from open doors. He slowly raised his big had.
Rasith was huge and horribly obese at this point. He barely could see anything going on behind him.
He lazily tried to roll onto his legs, slowly flicked his soft, wabbling tail..."