in dfifferent versions of the story Arien is a Maia of either Vána or Varda. I think she fits better as a follower of Varda because of the fire-light connection, though she could certainly have assisted Vána from time to time on her projects.
Part 278: Mooning over her
Next time: Part 279: Outpouring of grief
Chibis by the now-dead website formerly known as tektek.org