I don’t understand how this all happens.

BtVS - The Harsh Light of Day (s04e03) #2

We don’t know..

Anyanka: You trusting fool! How do you know the other world is any better than this?
Giles: Because it has to be.

ONE GIF PER ALMOST EVERY BtVS EPISODE vol.2 ||BtVS - Living Conditions  (s04e02)

Unseen by the others, Anya’s bloody corpse lies in the rubble nearby, a fallen hero at rest.

ONE GIF PER ALMOST EVERY BtVS EPISODE vol.2 ||BtVS - Graduation Day: Part 1 (s03e21)

Joyce: She’s just starting out in life.
Angel: I know. I think about it more now that she’s staying in Sunnydale.