>>408068214Eg. "I'll meet you in bed like we did those other nights for some dirty dirty sex"
This makes the audience feel like they've missed out on something, and the emotional connection/stimulus you get from a Wincest picture is lacking. That's the whole reason we enjoy Wincest.
"Hey there broth- Oh I'm sorry brother, I didn't realize you were masturbating, wow what a massive cock you have...can I see it"?
This works because it's more accurate to the viewer emotionally.
When you fap, you don't imagine mid-relationship, you imagine the seduce.