This full video is one of two separate ones (in other words: one of the paired videos, the second part of the story). This is what the actress says on Twitter. I haven't found the other video yet, where she's wearing a skirt at first.
Format: mp4
Duration: 20:52
Video: 1920x1080, AVC (H.264), 5862kbps
Audio: 156kbps
