A Bozeman native, Reilly graduated from Bozeman High School in 2017 and was a certified "Theater Nerd" all four years of high school and beyond. She has over a decade of experience both on and off stage working with Montana Theater Works at The Ellen, Montana Shakespeare in the Parks, Opera Montana, Kaleidoscope Youth Theater, and eventually taking on the Assistant Director position for Hawks Theatre under the direction of the lovely Lila Michael.