Likely stands for Dual Audio (multiple language tracks) or DUB (dubbed version).
I can adjust the tone to be more or mysterious depending on what happens in that specific episode! OS E115_1080P DU.mp4
We know you’ve been waiting for this one. This episode changes everything for [Character Name/Plot Point]. Make sure to catch the Dual Audio version so you don’t miss a single detail. 👇 Likely stands for Dual Audio (multiple language tracks)