Swinging turn into incest and swapping

i saw my wife fuck lots of guys been in gang bang DP any kind of sex i too been with lots ladies same as my wife young or old was ok with us .My name is Richard 45 years old with a nine inch fat dick but i saw my wife Leila 36 years old blonde slim ,tall very sexy body take monster in both her holes ,our sex life was so good sex with others was just for fun .I have to children Matt 21 and Gina 20 look just like her mom very sexy and she knew our secret but my son no he would never accept that his parent are swingers .Gina knew because we got caught by Gina then she was 17 and my son 18, one night my son went camping with his best friend and his parent with whom we been swapping for a while their was lots of couple that knew our body so well we too the same ,so yeah my son was away and Gina was at her girlfriend place for the night so we invite a couple who live 2 block away and Leila fuck buddy James he is a big black guy with a huge cock i guess my wife like him very much because he was the only one my wife spend a week with .we were fucking i was with the neighbor wife Leila was getting DP by those 2 guys when we got a surprise Gina was standing there watching when we look at her she run to the room ,Leila say to go check on her Andy remove his cock from leila pussy while James keep pounding her asshole he walk naked to Gina room .It have been five mins we hear scream 10 mins passed we were done fucking so we focus on the scream my wife run to Gina room shocked Andy was pounding her hard we can see blood on the sheet Gina eyes was close and she was moaning loud while Andy pound her hard ,andy stretch his body Gina wince he pull out her pussy was leaking cum they both lay there we live them telling my wife" what is done is done i guess she is in" .Leila say" hmmmmm someone is ready getting on her knees she took James cock head in her mouth thats all can fit he push her away walk to bed he pull Gina to him she open her eyes he didn't waste time he spit on her pussy rub his cock i can see the head goes in while she scream loud after few mins he was fucking her slowly and the go at it for 20 mins and it was faster and long thrust she was enjoying it by now moaning say harder James shoot his load in her .Few days later she telling me to fuck her i look at her then i give up i say fuck it if stranger is fucking her why not me his dad ,we even have a swinger party at a friend place i bring her along leila was ok with it but few days before the party she tell James to fuck her virgin ass with his monster get her ready for the party .She was so happy with the party so we always go together her with James and she say she was James woman ,almost a year she gave birth to an lovely little brown guy look just like James he was 10 years older than her but they were in love so she move in with him .She told her mom she get fuck everyday by different guys and once a month she would have a swinger party at her place which we join in and once a month at my place after Matt went to city i make my basement a place just for the party ,and those who have big space at their place would host a party too so every week end we have swinger party .me and my wife enjoy a lot if she will spend a night with someone she will hook me up with another lady sometime Gina will spend a night with me recently both Gina and James move with us we share a bed we swap now my wife is expecting a baby from Jame and me from Gina.