on your conscience
US /ɑn jʊər ˈkɑn.ʃəns/
UK /ɑn jʊər ˈkɑn.ʃəns/

1.
sur la conscience, peser sur la conscience
if something is on your conscience, you feel guilty about it
:
•
The secret he kept was weighing heavily on his conscience.
Le secret qu'il gardait pesait lourdement sur sa conscience.
•
If you don't tell the truth, it will be on your conscience.
Si tu ne dis pas la vérité, ça pèsera sur ta conscience.