And if she couldn't strengthen her body, not only could she be hurt easily, but she would also get exhausted quickly using her powers and she certainly didn't want to be a burden on her new family.
These two men were willing to give her love and a warm home and so she wanted to be able to protect them as best she could.
While she was savoring her meal she didn't notice the stunned looks on Kevin and Axel's faces as they watched her in disbelief.
Willow was devouring all the meat she had extracted from the carcasses and she didn't seem to want to stop until she had finished everything, Axel looked at Kevin sideways and he said to him, 'Damn, how can such a small body eat so much, is her stomach a bottomless pit...'
Kevin looked at him too and said still through their link so as not to disturb Willow, 'I was wondering the exact same thing, I guess we'll have to ask your dad for more information on how we're supposed to feed her.'