Over the last few Doctor Who episodes, one actress, Susan Twist, seems to be popping up more and more, but who is she, and how? And why? And when? Well, I think I've figured it out, so in this video I share my theory. Sorry I haven't posted in 100 days btw, whoopsy.

Timestamps:
00:00 Background
01:01 Other Theories
01:21 True Identity
03:05 The Plan
03:47 Triad
05:06 UNIT
05:47 Outro

Thanks to @DWUnreleased for the unscored episode audio

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#doctorwho #theory #susantriad #susantwist #triadtechnology #meddlingmonk