deed (esp. negative); act; action; one's doing; one's work
これは一体誰の仕業だろう。
Whose doing on earth could this be?
犯人の仕業と見て捜査が始まった。
Seen as the perpetrator's doing, the investigation began.
猫の仕業でカーテンがボロボロになった。
The curtain was shredded by the cat's doing.