Seriously, I’m A What?

Rianne or Ri was rejected by her alpha mate when she did not shift.
When she moved to another country, she found out she has a great mission to do. She has to look for her brothers' mates for them to help save the world of the Lycans.
Two years later, she returned to her former pack to help them from the rogues.
What she did not expect is to discover more about her mate and former pack.