Vocabulary consisting only from characters you are able to read
白黒
shirokuro
(1)black and white, monochrome, (exp,vs) (2)good and evil, right and wrong, guilt and innocence iro
退く
shirizoku
(1)to step back, to move back, (2)to leave (the presence of a superior), to withdraw, to retreat, to concede, (3)to resign, to retire, to quit; (4)to step aside, to move (i.e. out of the way), to godan, verb, vintrans