I want spoilers. What happens to the pink haired girl and does fl run away at any point? How

I only read part of the novel not everything and maybe i forget some things but from what i remember..
Spoilers
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.
.
She isn't a mistress.. she has healing power and he is only using her power
But she start thinking ahead of herself after sometime ..
There's that elders thing she goes and makes a mess of things and then says there's she won't be the duchess anymore and the ml is shocked doesn't know what she's doing
Fl went seeing him in his office after and she kinda confront him and made the pink haired girl bring some envelope he opens it in front of them and it's the divorce paper .. and they kinda fight and she be like now you both can be together and that pink haired bitch try acting like she's inccocent but hiding a smile
And then he kicked her out of the room and kinda trying to convince the fl out of the divorce but she's insisting and he kinda panicked and lost it and try to know why she's doing this but in the end he Said if i told you everything now won't you change your mind and all but she's like no and leave.. he said he'll sign the papers
She meet the pink haired and she starts acting pitiful and arrogant at the same time
After couple of days fl went to capital she's outside the place waiting to get into the carriage the ml comes out and don't take long my wife I'm gonna miss you

I only read part of the novel not everything and maybe i forget some things but from what i remember..
Spoilers
.
.
.
She isn't a mistress.. she has healing power and he is only using her power
But she start thinking ahead of herself after sometime like she'll become the mistress and then the duchess..
There's that elders thing she goes and makes a mess of things and then says there's she won't be the duchess anymore and the ml is shocked doesn't know what she's doing
Fl went seeing him in his office after and she kinda confront him and made the pink haired girl bring some envelope he opens it in front of them and it's the divorce paper .. and they kinda fight and she be like now you both can be together and that pink haired bitch try acting like she's inccocent but hiding a smile
And then he kicked her out of the room and kinda trying to convince the fl out of the divorce but she's insisting and he kinda panicked and lost it and try to know why she's doing this but in the end he Said if i told you everything now won't you change your mind and all but she's like no and leave.. he said he'll sign the papers
She meet the pink haired and she starts acting pitiful and arrogant at the same time
After couple of days fl went to capital she's outside the place waiting to get into the carriage the ml comes out and don't take long my wife I'm gonna miss you

Sorry it got posted twice.. I don't know how to delete it here
And to add she's thinking that she'll become the mistress and then the duchess

Ty!

Uhm what happened after that? Will they get successfully divorced and she'll run away???