Kozue loves to stargaze and does so regularly. On a trip to view a meteorite, she happens to meet a boy named Ginga. He has a mysterious ability to discover more information about the stars, which he uses to help scientists with astronomical research. Unfortunately, his life is mostly dictated for him, and when carrying out missions, he must always wear a protective suit. Kozue helps Ginga to gradually take control of his life by encouraging him to make his own decisions.
Do you believe in love after death? On the eve of her 19th birthday, Mizuki (Kuriyama) doesn't have a lot to celebrate about. Her mother recently committed suicide, her stepfamily bothers her, her boyfriend has been cheating on her and her best friend has betrayed her. Hurt and disillusioned, Mizuki runs from everything and is drawn by some unknown force to a dilapidated estate. Deep within the house Mizuki discovers the mysterious Adam (Hyde), playing a hauntingly familiar melody on the guitar. Melancholy and full of secrets, it seems that Adam, and the house, have a strange, irresistible link to Mizuki. Can Mizuki's boyfriend and a couple of well-meaning schoolchildren uncover the secret of what happened 19 years ago and free Mizuki before the last quarter of the moon falls?
