Youko is the new teacher of the Dandelion Class, an elementary course provided within the hospital. All her students are admitted to the hospital with serious diseases. While trying to find her place with courage from her students, one of them takes a turn for the worse... (Source: Media Do International/Beaglee)

Sora e no Tegami has been published digitally in English as A Letter to the Sky by Media Do International/Beaglee since November 7, 2017.