Ria Sparrows.
Bahath, all his life, ever since he was born to this world, had trusted him. The late queen had died and they had no one to grow up with other than the servants and Ria. Ria was a gentle person and he was very understanding—he specifically told them, particularly Bahath, that he was destined to the throne. And when he acquires the throne, that is when he will be invincible and people will obey whatever he commands.
"What about political affairs and stuff?"
"I exist because of that, your majesty." Ria back then said with a smile. "I will handle those affairs while you will become the king and do everything that you want to do."
Ria was going to do all the hard part of the job for him.