A caveman in furs with a wooden spear on a rocky plain in one continuous bullet-time selfie

Prompt

FORMAT: 15s / ONE CONTINUOUS SHOT / BULLET TIME SELFIE
PARAMS:
<CHARACTER>: a caveman in primitive fur clothing, athletic and alert, holding a wooden spear
<ENVIRONMENT>: an open rocky plain with dust, scattered bones, and harsh daylight
<UNEXPECTED_EVENT>: a