User blog comment:IamJakuhoRaikoben/Chapter 413: The Book of E.N.D, Review./@comment-24412159-20141222185118/@comment-9595671-20141223053108

Agreed, she did need to be a light sphere to go talk to Igneel and he seemed to answer like it was a risk being where he was at (which was inside Natsu as we know now)

And agreed, that would have probably made Wendy feel like she DID abandon her.