With Burning Rose's incessant questioning, Qin Ruo explained the fundamentals of attacks from Tier 1 Elementalism to Tier 4 Magic Attacks to her. As she was a Pyromancer herself, she was very quick to lap up his explanation and pointers.
However, there was a particular one that try as she might, she just could not fully understand how it was done—it was Tier 1 Fire Elementalism. With all the Fire-type spells that she had seen, she knew that practice makes perfect. She could distinguish the type of spell to perform under various circumstances. It was just the most basic Fire Elementalism that had her stumped.
Controlling one Fire Element before rapidly condensing and transfiguring it already required six seconds to do it. It would be impossible to execute dual control—controlling more than one Fire Element simultaneously while performing a fusion of elements.