I think there is something beautiful and very erotic about trying to hide a bulky diaper under tight clothing. Perhaps being able to go out in the street with a mask helps to maintain the discretion of the matter.
Hopefully you enjoyed your walk in the company of her thick and tight diaper even though her mask stinks a bit.
Part 1: https://www.patreon.com/posts/52150831
Part 3: https://www.patreon.com/posts/52150870