Seventeen years ago, when Shu Yi was ten years old, he first met Yan Han in the orphanage. At that time, he called her "sister".
Seventeen years later, Shu Yi met Yan Han again. He became her boyfriend's brother-in-law. At this time, he called her "sister-in-law" again.
She came for revenge wearing a mask, but she left with a true heart.
She asked, "Yanhan, have you ever loved me?"
He said, "I'm sorry, I only treat you as my sister."
As the truth of the past is revealed, identity and marriage are all tools for his revenge...
Intention: Love, hate, love and enmity, expressed with laughter in one word