胸有洪爐火

Must be in Echo of War. Use the item that prevents freezing by 50%. Fight her on Difficulty 1 without using stamina after completing your 3 weekly clears.

"Hot-Blooded" is an idiomatic expression that typically refers to someone who is passionate, impulsive, or full of intense emotions. It suggests a person who possesses a fiery temperament - to such an extent that they can't be frozen.