Because Cath is fat, she often has to use two chairs to sit down to eat her food at the table.

Thus, these big butt covers both chairs, with bonus, these panties that exposed, which annoys her much, especially if people dare to contemplate these big buttocks or judge for the use of these two chairs.

Original pic : http://www.furaffinity.net/view/31547697/

Art : https://www.furaffinity.net/user/sambaba