"Aunt Flo is visiting" is a very traditional and discreet way in English-speaking countries to say you're on your period. It's as if a relative named Florence arrived for a monthly stay! It's a polite and slightly old-fashioned way to share the news without being too direct. Whether you have an "Aunt Flo" visiting or you just prefer to call it your "period", Soso is here to make the "visit" much more comfortable and stress-free!