Long series of events (4)
I believe the answer is:
saga
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">long series of events</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for saga that I've seen before include "Soap opera" , "Long and involved story" , "Long heroic, family, story" , "Norse narrative" , "Norse epic" .)