Originally Posted by
CyanoVeritas
A guy finds the tree of life, promises that he will put on a ring for the Queen of Spain Isabella when he finds it; he gets greedy, takes a bite; gaining immortality -- but this kills the tree. He immortal, must relive with her, through her various incarnations. He seeks reparation eventually by attempting to make her immortal. Finally at the end of time, he becomes "an entity'. This allow him to go back in time -- which he does. This causes the time continuum to change and a paradox, because his super-entity continues to live.