I Slay Demons in Heian-kyo, and a Big Shot Takes a Shine to Me

>>> Kuwajima Hitomi was trained from childhood by the former Flame Hashira. As an adult, she joined the Demon Slayer Corps and fought on the front lines against demons. Later, following the Master's orders, she transmigrated to Heian-kyo to slay demons. Our goal: stop the Demon King before he can rise! But... She only rescued a little fox along the way, so why won't it leave her alone?! She can't shake it off at all! To keep her identity hidden, Kuwajima Hitomi has to spend every day trying to evade a certain fox spirit. Kuwajima Hitomi: Wait! Wasn't transmigrating supposed to be about something else?! >>> 1. Many creative liberties [Important] 2. A light, goofy tone, with a powerful fox spirit as the love interest 3. My take on Tamamo-no-Mae: tsundere at first, scheming later Theme: