Young Royals

Prince Wilhelm of Sweden (Age 15) has joined a school called Hillerska where he meets a fellow student called Milla Eriksson (Age 14), the younger sister of Simon Eriksson (Age 15). The 2 become good friends eventually they fall in love turning them into lovers but suddenly there has been a video of them making out in Wilhelm's dorm all online.
Who could be behind all of this?
Will this affect Prince Wilhelm and Milla's lives?