Andi Mack lead a peaceful fun life with her friends, when one day, she discovers her beloved sister is in fact her mother.
 
Note: This is one of the few Disneys that isn't sexist (although the company has been making more efforts recently) Thus, as a rule of thumb, we do not generally recommend anything Disney, especially their older works.
 
Ratings and more (external link)
 
TV SERIES - FICTION - CHILDREN/ADOLESCENCE