Place it at the very end of a late-night edit, after the last rambling exchange, so it acts as the closing line. Follow it with awkward crickets to underline the sudden quiet, then cut to black.
Sobre este som
A Spanish speaker tells someone to go to bed because the hour is already late, in four seconds of direct, no-nonsense speech. It lands as both affectionate and dismissive, the kind of cutoff that makes a listener smile while accepting the night is over. The wording is a familiar household expression in Spanish for staying up too long.