"Rejoice, my lady! I will make good use of your useless purity for me!" Margaret, the daughter of the Wordsworth Earl, is forced to take her sister's place on her wedding night with Percival, the heir of the Straud Marquess family, as her sister has already lost her purity through night revels. Moreover, Percival has just lost his long-term fiancée and is grieving, and he seems to have a strong aversion to this marriage, which was forced upon him. Having been mistreated by her family for over ten years, Margaret has no choice but to go to the Straud Marquess family, expecting to be neglected. However, she is greeted with unexpected kindness. "--- I want to know the real you." A love comedy that begins with a lie, featuring a resigned noble lady and a young marquess who sees through the truth.