sentences:  Perrin is contacted by a musical faculty member from UCLA, Kristine Pendeers.Pendeers is searching for "Infinity Concerto - Opus 45" with hopes that it has been left in Waltiri's estate, with the goal of completing Mahler's unfinished Symphony and performing the two pieces together.Perrin trains an apprentice Sidhe, and tries to arbitrate a peace between Sidhe and humans.