What Feels Like An Anthology? Two Book Box Set - What Does An Anthology Feel Like?

This box set includes Not Alone and Forever blue. When the world is a dull shade. When your truest companion is your own shadow. When the only one around is the person in the mirror; someone you don't know. What does it mean, to be alone?When you can't see any brightness. When the world is but a burden. When the past keeps you from moving on, but the future is equally unappealing. When happiness is but a myth.
What does it mean, to be blue?When these two themes collide, will it feel like an anthology?