Emma was in shock and before dealing with Cole and Adam who appeared out of nowhere, she helped Sarah to calm down.
"How dare that arrogant, selfish and disloyal bastard show his face here, and why is he here as well. You didn't let him in, so why did he just come in and lay on the sofa like he owns the place" muttered Emma as she gave Cole a look of disdain.
At that moment Cole was deep in thought and wasn't paying attention to what was happening as he began to understand what Adam was trying to show and explain to him.
Controlling one's emotions, desires and thoughts would allow one to become a monster and unleash their full power against enemies, become a respectable and just leader that was revered by all and also become a nonchalant and relaxed young man that was always making jokes.