After spending a night with the duke she had secretly been in love with, she is offered a contract marriage.

Elin had endured her stepmother and stepsister’s increasingly harsh bullying with quiet resilience. One day, at a ball, she finally comes face to face with Dominic, the man she has long had a crush on.

While taking care of a drunken Dominic, Elin ends up spending the night with him.

Meanwhile, Dominic must marry in order to strike a deal with the crown prince. While searching for a suitable partner, he proposes a marriage of convenience to Elin.