Love(Divergent Story)(#Wattys 2016)

LET'S PRETEND..............
Four is a arrogant,cheating,boy at Five Factions High. He is in his senior year of highschool with his beloved friends and girlfriend Tris Prior.
Tris Prior is a kind,loyal,girl at Five Factions High. She is in her senior year of highschool with her friends and boyfriend.
When Tris finds out Four cheats........again. She has had enough. She packs her things and cuts it with him. She finishes school somewhereelse.
This is set three years later. Four and the gang are superstars,and Tris is a ordinary young school teacher.
What happens when Tris goes back home to spend the summer with her family?
What happens when an expected secret spills? Will it make their live rekindle or will it forever stay broken.