Ateş, a man haunted by childhood scars and consumed by rage, returns to destroy the family that shattered his life years ago. His weapon is not a sword, but a marriage: 187 days with Mercan, the daughter of his enemy. Mercan, already promised to Nezir, is thrust into a battle she never chose, while Ateş binds her to him believing she is the key to his revenge. Yet the woman he intends to destroy becomes the one who threatens to undo him. And in the shadows, Aslı – driven by jealousy, seizes every chance to tear them apart.