超ちょう展てん開かいMeaningsNoun1. abrupt plot change; unexpected story development; story development from out of left field (Colloquial)Kanji used超exceed展exhibit開openComposed of超ちょうsuper-; ultra-; hyper-; extreme; over; more than; exceedingPrefix展てん開かいdevelopment; evolution; progression; unfolding; (plot) twist; expansion; spreading out; extending; deployment; building up; …Noun