Webtoon: Your Letter is a South Korean manhwa created by Hyeon A Cho. The comic was seralizied through Naver Corportaion's Webtoon app, a webcomic publishing platform. The comic's release occured in 2018 throughout August and October, culminating into a 12 chapter series.
With the success of Your Letter, physical copies of the comic were printed in both Korea and English. Its popularity lead to Studio N and Studio Lico announcing their plan to create an animated adapatation of the story.
The story follows Sori, who recently transferred schools due to her experiences with bullying at her previous one. Upon her transfer, she finds letters left behind the person who previously sat at her desk. This leads her to go on a series of adventures to uncover the mysteries found inside the letters.