Trash Story Soundtrack (Steam key) DLC

This is additional content for Trash Story, but it does not include the basic version of the game.

https://store.steampowered.com/app/875371/Trash_Story_Soundtrack/

Instructions for activation keys to Steam:
1) Download and install the Steam client
2) Register an account or log in with your username in the existing one.
3) Go to the "My Games" and select "Activate via Steam ...", and enter the key received after payment.
4) Once activated, the game will appear in the game list (Library) and you can download it