Winx club I Return of Musa *rewrite*

*this story takes place in season 5 right before their breakup*
the saddest thing about betrayal was that it was never coming from enemies.

"How could you do that?" Musa wanted to yell, but not a single world could be uttered. Standing there looking at her half sister in Riven's arm, she should have known that this day would come.

She knew she had to do something.

Highest Rating: 80 in winxclub