Wow, blown away by this piece. As a game developer with a background in theatre the premise and the idea behind the game felt familiar in an almost nostalgic way. The characters and their stories were beautifully written and the gameplay helped me connect to them in a powerful way.
This is going on my list of favourite narrative experiences along with Disco Elysium, The Return of Obra Dinn and What Remains of Edith Finch.
From reading your replies to other comments I understand why you don't want to charge any money for it but could you consider accepting a donation somehow? Either for yourself or a charity of somekind?