face the music

face the music (to accept criticism or punishment for something that you have done; to accept responsibility for something you have done) — расплачиваться за свои поступки; держать ответ; ~ расхлебывать (контекст)

If she lied to me, then she'll just have to face the music.
When the missing money was noticed, he chose to disappear rather than face the music.
(CALD)