You have the freedom of that choice so you
DON'T have to send Dylan to the boarding school and decide to have the self-defense lessons instead but you have to decide to either:
Accept Aiden's blackmail--->Self-defense lessons for Dylan.
OR
Don't accept Aiden's blackmail--->Sending Dylan to the boarding school to keep him away from Aiden.
In this update, you'll get to see both choices and how they play out.
Well, at least that's good to know for the players who are not into that lesbian...stuff.
Hehehe I always wondered why they had to show it like that in the movies.