My World Flipped Upsiddown

5-year-old Sage Elizabeth Hunter Was the daugther of Shawn Hunter but theres a twist Sage had a dream to meet. her 4 year old sister Mya Hart and her mother Katy Hart some els would say that there not even related another twist when shawn left after topanga and corey moved to new york he changed his name and followed them and then met katy then after a year there was Maya when maya was 10 her mother told her she needed to got live with the matthews for 10 months then 9 months came and sage was born they hid her from maya and when shawn mived back to Philedelpia hi thougth if he gose back some would ask who was the kid so shawn decided to live in Phennsilvainia with Sage and change his name back to his real name and would just go and visist maya and katy only corey and topanga knows this then shawn agrees with sage and they move to the apartment above and everyone knew that shawn has a kid.what would sage do and can she hide this secret forever