After Xu Nian lost her family because of a fire, she became speech-impaired due to the psychological barrier. Then she was adopted by the Ning family, which didn't bring her a happy life but all maltreatment. Even worse, her foster father wanted her to be a rich man's mistress for the benefit of his company! Fortunately, she met Gu Mingyan, the CEO of S. N Group, who is seemingly cold but cares about her deep inside.