There were three reincarnators that the highest being reincarnated.
This high being gave these three the power of all three Haki's and one extra wish that pertained to One Piece.
The First wished for a devil fruit called the God God Devil Fruit, Model: Zeus
The Second also wished for a devil fruit. Taking into consideration of the first Zeus model devil fruit, this person asked for the God God Devil Fruit, Model: Nyx
Seeing the extremely strong devil fruits that the two before him wished for, the third asked for the only god modeled devil fruit that he could think of that is more powerful than the two before him. This model was...
The one thing I can say for certain that won't happen is NTR and the mc having kids. I can't be the only one who hates when MC's in novels have kids way before the novel ends, right?