Place it after an entry moment in the edit, starting with a door knocking sound for arrival, then this clip for the walk inside, followed by room tone to close the sequence cleanly for viewers.
このサウンドについて
This is a seven second sound effect of soft fabric movement and muffled contact, like feet or hands shifting across a thick carpeted floor. It feels calm, subtle and oddly satisfying, adding quiet realism without drawing attention, which makes the everyday texture stand out in a gentle, unobtrusive way.