One fulfilled the engagement for the sake of future and funding for studying abroad, and the other for the inheritance rights of future property. They like each other, but they hurt each other for self-esteem. They not only have to maintain a harmonious marriage, but also find lovers to kill their loneliness. And gradually, the meaning of lovers becomes a weapon to hurt each other... The more they love each other, the deeper they hurt... The seemingly peaceful and harmonious marriage is full of secret wars billowing in each other's hearts.