Chinese Valentine\'s Day is on the 7th day of the 7th lunar month in the Chinese calendar. A
love story for this day is about the 7th daughter of Emperor of Heaven and an orphaned
cowherd. The Emperor separated them. The 7th daughter was forced to move to the star Vega
and the cowherd moved to the star Altair. They are allowed to meet only once a year on the
day of 7th day of 7th lunar month.