From the day his parents named him, Nasa Yuzaki has felt connected to outer space...whether he likes it or not. His efforts to outperform the space program veer off course when an accident introduces him to Tsukasa, a mysterious girl with strange powers. Is she an alien, a moon goddess, or something else? Since she insists on marrying him, Nasa will have plenty of chances to find out!

At last the truth about Tsukasa's past can be revealed. Follow her long journey as she escapes death, fights for her freedom, dreams of the distant moon, and finally, after centuries of searching, finds love. After all that, maybe it's time to go out for dinner and karaoke. A girl deserves a break once in a while.