Its the Showmaker Ksante copypasta but changed to the boss Shiomi Yoru from Limbus Company.
This is Refraction Railway🛤️ Dihui Star ⭐️ Pinky🤙 Nursefather🫄. A boss with 2000 HP❤️, 3000 shields🛡️, 200 team damage per turn💥 has unbreakables 🚫, renewable shield 🛡, insane starter clashing⚔️. Has 30SP at start🧠, furthermore two 20+ clashing skills ⚔️ ⚔️ ⚔️ every second turn⏳ is stagger immune unless shield broken 💫 deals % damage 🗡 and then for her after images🥋 the more 📈 and more 📈 you stack, your sinners eat MORE DAMAGE ❤️🩹! your sinners eat MORE DAMAGE ❤️🩹 and her speed 🚀 gets gradually faster 📈 and then she has a second nuke ☢️ so you run out of resources for fluid sack 🐟 and you have two more bosses ahead so you eek-AAAAAAAAAAAAAAAAAAAA😱😱