Caspian/Edmund: The Beginning Of Always

Title: The Beginning Of Always
Character(s)/POV: Edmund Pevensie, Caspian X
Pairing: Caspian X/Edmund Pevensie
Rating: T
Notes: The setting of this straddles Prince Caspian and The Voyage of the Dawn Treader and is a blend of film and book elements. Dates from the Dawn Treader sections are according to this timeline. The title is from a quote by Dante Alighieri: "Remember tonight... for it is the beginning of always."
Disclaimer: Characters you recognise belong to C. S. Lewis.

( How do you define a beginning? )