free on Epic:
https://store.epicgames.com/en-US/p/scourgebringer
https://store.epicgames.com/en-US/p/songs-of-silence-778d86
https://store.epicgames.com/en-US/p/zero-hour-8449a0
Steam - Immersive Storylines Game Festival - FREE profile again
https://store.steampowered.com/points/shop/app/4101120/
EDIT: price changed to 5000 points instead
gratz to all who managed to grab it for free
EDIT2: profile is free again
