@Gustbk
>Now that’s a nice twist, although at this point the most clever solution would just be for them to give up on this experiment and elope.
Not making his brother the abstinent subject instead? The bro clearly didn't want the succ according to the phone call.
@Tactless
You’re super right, if this premise is not made to last forever, then that’ll probably be how it goes...though I suspect the main dynamic would be both couples contrasted against each other.