Love triangle - Bird set free

This is my crossover so please read the description. I hope you like it.
Shailene - Brown wolf
Miles - Black wolf
Theo - Grey wolf
Storyline:
Shaleine is running in the woods and remembering about her life. Her first love was Miles, black wolf. They fell in love, but Miles was The Alpha and he wanted Shailene to his pack. But she didn't wanted to be part of a pack. She was mad at him and she left a town. Miles swore that he will get her back. Sometime later Shailene met Theo, grey wolf. It was different type of love. There was passion and more freedom. She got a tattoo of birds, because she wanted to be free like them. When Shailene was on the cliff, Milese found her. He still wanted her back, but Shailene wasn't a pack wolf. At evening Shailene was thinking about Miles' pack. Theo attacked her, because he was angry at her. Miles told her that she can't go elsewhere only to his pack. But Shailene knew that she is Lone wolf. Her blood on coal siginfied her wildness and bravery. She prevailed over two types of painfull love. Psychical and physical pain. Be strong as her.