They All Went Mad After Her Sacrifice

To save her mother from death, little Daphne makes a deal with a demon, sacrificing her sight, her voice, and even her own happiness for her family—only to be rejected and abused by the very people she saves. When her mother returns and the truth is finally exposed, everyone who hurt Daphne faces the consequences, while the abandoned little girl becomes the precious daughter they desperately wish they had cherished.