In the frozen expanse of Snezhnaya, the Fatui Harbingers discover a male figure buried beneath the snow, a tall, muscular man with white, disheveled hair and lifeless black eyes. Clutched in his hand is a half-broken, black crystal emitting a faint, eerie glow. Unresponsive and shrouded in mystery, he is taken to the Fatui's stronghold for observation.

Y/N was cursed, unable to speak without the risk of hurting others. But he still tries to go on with life, the way he wants to. Too bad danger keeps finding him when he wants no part of it.

After Tamaki and Kirishima encounter a strange boy, things take a turn for the worse. He goes by the Demon Swordsman. The boy has never been seen before nor was ever mentioned by any of the pro heroes. Which further raises suspicion on who he can be but what Kirishima and Tamaki both know is that they might have encountered something more than just a boy.

(Name) is forcefully sent by his parents to go look for his older siblings after they have been missing for a few years now. (Name) is hoping to find his happy ending and escape his so called "parents" while he sets out looking for his siblings. Will you get your own happy ending in this journey?