The rejected Omega

After facing several rejection from different packs Stephanie decided to become a lone wolf, she embarked on a journey that led to the unravelling of secrets about her life. She stumbled upon an wolf who used to be a close friend of her late friend, from him she learns about her birth mother for the first time. Thirsty to know more she probed further into an unknown future where she finally finds her billionaire alpha mate.
What does her past entail?
Will her mate accept her?
Who is Stephanie?