The best smell in the world is that man that you love

"Amortentia is the most powerful love potion in existence. It has a different aroma for everyone who smells it, reminding each person of the things that they find most attractive, even if the person doesn't acknowledge or is unaware of their fondness for the object of their affection themselves."

(...)

Louis looks down at his own container inspecting it suspiciously, as if the liquid could turn into a creature and absorb him. He bends his head down a bit, and Louis' nostrils are filled with the most comforting scents he has ever inhaled. Somehow, it reminds him of home, something rich and warm, something he strangely feels familiar with, but he can't quite place it. He also has the feeling he smells burnished copper.

He inhales more deeply and then he can smell apple and cinnamon, and he really does not understand. He moves back and frowns. If it was up to Louis, he would not mind inhaling the odour forever.