Story surprises (6)
I believe the answer is:
twists
'story surprises' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for twists that I've seen before include "Wrenches out of normal shape" , "Rotates rapidly" , "Distorts or misrepresent the meaning" , "Forms into a spiral shape" , "Interweaves or gives spiral form to" .)