I really liked the write-up of the lore; that was cool.
When I reached the win condition, the game crashed for me:
(mana-break:102426): GLib-GObject-CRITICAL **: g_object_ref: assertion 'G_IS_OBJECT (object)' failed
Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.
fatal error encountered in SBCL pid 102426 tid 102565:
Can't handle sig11 in non-lisp thread 0x7fcd58a176c0 at @ 0x7fcd7ba06366