clear one's name(clear oneself. Definition of clear oneself: to prove that one is innocent: He says he's innocent and he wants an opportunity to clear himself; She welcomed the opportunity to clear her name and provide answers to all the accusations.merriam-webster.comDominator_Salvator)
play ball("It might pay you to play ball with me. It might be a good idea. It might pay you to keep your nose clean." "How much might it pay me?" I asked. "It might pay you in time and health." (Raymond Chandler)ART Vancouver)