After the Daughter Was Replaced, the Concubine Suffered the Consequences

My husband's concubine secretly exchanged my daughter. I found out about it but kept silent. I allowed her to torture my daughter, but like a real mother, I cared for and nurtured her daughter with care... Until the day of her daughter's wedding, she dragged my tortured and deformed daughter to recognize her. She thought I would collapse and regret, but I just accepted it happily. Then, in the eyes of everyone's disbelief, I slowly told the truth that had been hidden for so many years...