The Prisoner in the Oak, Chapter 17 Summary

Gwenhwyfar asks Lancelet to bring her to the convent in Glastonbury, so that he will be free to make amends with Arthur. He does as she asks, and they say their final goodbyes. The damage to Camelot is permanent, though. Arthur no longer has the power to rally his men to him, since so many of them now follow Gwydion. As prophesied, Gwydion challenges Arthur for the throne. When Arthur asks him why, Gwydion answers him that he has never had anything more than hatred for him, as well as for Morgaine.

Morgaine appears just as Gwydion challenges his father, Arthur; Morgaine begs them not to fight. She knows that once the two of them battle it out, there will be none to succeed to Arthur's throne, and it will be the start...