Download- Nwdz Lbt Lbwt Tql Mlt W Tnam Fy Alba... -

Given the confusion, I suspect the “interesting story” is the key: maybe it’s a reference to a known puzzle or ARG where “Alba” is a username, and the decoded message says or something similar. The original might be a simple reversal of words and then each word reversed internally:

Another thought: Maybe it's a simple atbash cipher (A↔Z, B↔Y, etc.). Try atbash on nwdz : n↔m, w↔d, d↔w, z↔a → mdwa — no. Download- nwdz lbt lbwt tql mlt w tnam fy alba...

If you’d like, I can try a brute-force Caesar shift on the original string to see if it yields English. Just let me know. Given the confusion, I suspect the “interesting story”