The Yi family and the Yin family are family friends.
Because of the agreement left by her father's generation, her and his fate were destined.
She likes him, but she always helps him silently and cares about him behind his back.
He doesn't like her and always thinks of her as his sister. What he likes is a woman who is kind on the outside but dark on the inside.
The woman framed her again and again, and finally he began to hate her
She went to explain and prove again and again
When he understood everything, he realized that he owed her too much debt.
But, how to redeem it?