In No Gain No Love, Nam Ja-yeon encounters Bok Gyu-hyun when she presses charges against him for writing malicious comments on her web novel. However, in Spice Up Our Love, Nam Ja-yeon ends up turning herself as her web novel's main character, Seo Yeon-seo, who is a nutritionist at a company called GB Electric while Bok Gyu-hyun transforms into her male lead character, Kang Ha-jun, the CEO of GB Electric. The story comically unfolds as Yeon-seo, who is trying to escape from her own web novel and return to reality, and Ha-jun, who is single-mindedly devoted to her, continues to pursue her love.