Yu Irin in the Park Restroom

While on a leave of absence from university, 23-year-old Yu Irin has a very special and secret hobby. She enjoys pleasuring herself in the rarely visited public restroom of a park at the base of a mountain near her neighborhood. One day, while indulging in her usual routine, she leaves a small note on a whim. The next day, someone has written a reply underneath it... [Original Webtoon](https://www.lezhin.com/ko/comic/irin_in_the_toilet)