VNDS-5198: Ddoe, cefais ryw gyda mam fy ngwraig ... Copa cudd o fam-yng-nghyfraith a mab-yng-nghyfraith na ellir dweud hyd yn oed os yw'r geg yn cael ei rhannu

Yesterday, I had sex with my wife's mother ... Secret copulation of mother-in-law and son-in-law that can not be said even if the mouth is split