diff --git a/README.md b/README.md
new file mode 100644
index 0000000..d474adc
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+Extracts and decompresses the contents of .pack files from the game [Islet Online](https://store.steampowered.com/app/428180/Islet_Online/).