狼狈为奸 láng bèi wéi jiān

DEFINITIONS

  1. villains collude together (idiom); to work hand in glove with sb (to nefarious ends)

CHARACTERS

狼 láng wolf
狈 bèi a legendary animal with short forelegs which rode a wolf
为 wéi do, handle, govern, act; be
奸 jiān crafty, villainous, false