The New Guy

These two new guy students just got into Kate's life.
Brian and Reece.

Kate liked Brian.
Brian liked Kate.
They got closer.
But Brian broke her.
Kate tried to move on to Reece.
Kate liked Reece.
They got closer.
Reece broke her too.
But this time, Kate doesn't need anyone to like to move on from Reece.
Kate hated Reece.

How did Kate move on?
Why Brian broke Kate?
Why Reece broke Kate?
Why Kate hated Reece?
What happened behind all these?

Guess it's for you guys to find out!
(this is 90% story about Kate and Reece, the rest just 10% I guess)