What's Wrong with the Substitute? It's Fine If He Can Stick to His Wife

[ABO+Marriage first, love later+Double cleansing+Secret love comes true+Sweet pet+Mutual favor] Good news: Mr. Qin has successfully taken office! Bad news: Qin always takes the position as a stand-in! Now that he has a wife as he wished, Mr. Qin is still not satisfied. He knows that he is a substitute, but he still wants both. It is not enough to get someone, but also to get the sincerity. But he is just a substitute, and his lover's eyes will always miss the other person through him. Mr. Qin is not willing to give in, not willing...