День Совы

"Hi! Come to the institute reunion at 19:00. It'll be fun!"
I marked the message on my phone as read. A reunion... I never really had much of a desire to meet up with my classmates outside the institute building. A reunion... Although there is one person I wouldn't mind seeing again. So much time has passed... I think I'll go. As long as I don't miss the bus...

[Translated from Steam]

This unofficial prequel tells the story of the very first pioneer. He, just like Semyon, also once ended up in the mysterious pioneer camp, but for him, the days of the everlasting summer unfolded somewhat differently...