Yeonoh, a secretary who has been secretly in love with his boss, Executive Director Seo Heonyeong, for three years. Despite countless resolutions to move on, he fails every time. As if toying with him, Heonyeong instructs Yeonoh to prepare his wedding. While tirelessly working to ensure a perfect wedding for the person he loves, Yeonoh struggles to conceal his troubled heart, but his feelings are eventually exposed.

“Were you greedy enough to wish the ring I put on was yours?”

“…I’m sorry. I won’t let it happen again, Director.”

“I’ve been bitten by the dog I raised, and you think a mere apology will suffice?”

However, after a cruel rejection, while Yeonoh tries to avoid Heonyeong, he keeps lingering around him…