diff --git a/src/stream_async/mod.rs b/src/stream_async/mod.rs
index add6495..c59a580 100644
--- a/src/stream_async/mod.rs
+++ b/src/stream_async/mod.rs
@@ -28,6 +28,9 @@ pub type Error = ErrorStack;
 pub mod sink;
 pub use sink::Sink;
 
+pub mod source;
+pub use source::Source;
+
 #[cfg(test)]
 mod test
 {
diff --git a/src/stream_async/sink.rs b/src/stream_async/sink.rs
index b925782..b4eded4 100644
--- a/src/stream_async/sink.rs
+++ b/src/stream_async/sink.rs
@@ -1,4 +1,4 @@
-//! Asyncronous `Write` wrapper.
+//! Asyncronous `AsyncWrite` wrapper.
 use super::*;
 
 /// Async ChaCha Sink
diff --git a/src/stream_async/source.rs b/src/stream_async/source.rs
new file mode 100644
index 0000000..be19735
--- /dev/null
+++ b/src/stream_async/source.rs
@@ -0,0 +1,14 @@
+//! Asyncronous `AsyncRead` wrapper.
+use super::*;
+
+/// TODO: Document
+//#[derive(Debug)]
+#[pin_project]
+pub struct Source<R>
+{
+    #[pin] stream: R,
+    
+    crypter: Crypter, // for chacha, finalize does nothing it seems. we can also call it multiple times.
+
+    buffer: BufferVec, // used to buffer the operation (ad-hoc-buffer wouldn't work for async operations as the buffer may need to be saved over yields.)
+}