Denouement
de·noue·ment
/ˌdāno͞oˈmäN/
denouement
noun
the final part of a play, movie, or narrative in which the strands of the plot are drawn together and matters are explained or resolved.
"the film's denouement was unsatisfying and ambiguous"
Also, it is the official name of the game rock paper scissors, which was invented in China