My relationship with my son

my relationship with my son evolved over his lifetime since he was little, his father is my uncle the brother of my mother, I am married to older man foreigner who visited our village to meet with young girls, he decided to stay I married him at 16.I had my son just after my 16th birthday, then my daughter from my husband 18mths later, after I had my daughter I was always breast feed her and my son he would suckle on other nipple also, I enjoyed this very much as having my nips sucked always turn me on, I keep breast feeding both for many years because I didn't stop I keep making milk my daughter stop breast when near 5 and then also son so milk stop , but my somn he always at night after my husband finish fuck me and he go sleep my son he would come and suck on me and go sleep on top me, so I cuddle him like this and I like this also feel very close, my husband he give more attention and cuddles to our daughter so I give to son, this keep going all time till one day he is nearly 11 and my daughter tell me he is try put cock to her, she tell me he want do what dad does to me, I tell her dont worry is natural for boys want do that and one day she will like do it also after I notice when my son suck me at night he start sometimes to lay on top me when he is sucking, I usually would gentle finger masturbate myself if he is lay beside me while sucking my nips now when he is lay on top I realize he have hard cock so I let my legs go wider that way he is between them still sucking my nips and I feel very horny he is moving his hips like he is fucking and I feel his cock rubbing my pubic area, I am smooth there and I just lay do nothing and close eyes he keep going and then I feel his cock jerk and jump he got orgasm. this made me very horny next night after my husband fuck me and go sleep he come again to suck on nips and he lay on top but that night I already keep legs wide after my husband come out so my son is between when he is sucking nips, later he start to move forward to get his cock on top against my pubic area like before but as he is moving forward I lift my hips and his cock is against my pussy and he go in, I just lay with eyes close and wait, he stop for while and wait also then he start suck nips again and he start move hips like fucking but this time cock in my pussy he look my face and I look him and I put my hands on his bum and hold him into me and I whisper to him "its ok, do it" and he start fucking me and I feel so good knowing my son is inside me and after while his cock jerk in me and he stop he had orgasm and he go sleep on top me with cock inside that is how it start, and after that night he would do it every night, or anytime he find me lay on my back naked he would get hard and fuck me
I would like to hear from any other mothers who have relationship with son same as me