After crossing over to the ancient world, the protagonist becomes the son of a marquis, inheriting the title of heir. Initially planning to live a carefree life, he unexpectedly gains access to a lottery system. However, the condition to activate the system is that he must be rejected by the female lead ninety-nine times in his pursuit of love. As a result, the son of the renowned Marquis Yiyong stubbornly pursues the princess's love for ninety-eight consecutive days, enduring ridicule from the entire city. The princess, however, desires a husband who is either exceptionally talented or renowned for his military achievements, while the protagonist is famously known as a playboy with no real accomplishments.