n→o (+1) a→r (+17? no) So not a simple Caesar.
d → s (left of d is s) a → doesn't have a left (maybe it wraps? No) — so maybe not left shift. danlwd mstqym fyltr shkn khrgwsh narnjy Free
Instead, try → orange: o (15) → n (14) is -1 r (18) → a (1)?? No, that doesn’t work. n→o (+1) a→r (+17
So, the decoded report is:
I tried a with a shift of +1 (or -1) but didn’t get readable English immediately. that doesn’t work. So