Everyone said that Master Pingxiao was in poor health and could only stay in bed to recuperate. Even such things as "save seeds" had to be taken initiative by Biluo.
Bi Luo was on top, and the young master was below. Bi Luo thought that she could get pregnant just by sitting on the young master, but she didn't expect that the young master was a "scheming" person.
One is a surrogate maid who pays off her father's debt, and the other is a down-and-out young master who was framed. The young couple know each other, and join forces to fight against the wife, the legitimate son, the concubine, and the master...
In the end, the young master became the top scholar, regained his family property, and honored his ancestors. Bi Luo became the young master's only beloved wife.