What will happen when you wake up, and find a cute girl lying next to you in bed? Furthermore, she is not an ordinary girl, but an Angel who comes from Heaven??? Shintarou Tokamitsu is a high school boy living alone. One day, he found a beautiful girl sitting on his balcony. Her name is Towa, but what is her true identity?

NOTE: The Omake chapters at the end of each volume are usually "prequel", not directly happened after the last chapter of said volume. Please refer to the Table of Content or the chapter number itself for details.