Raised side by side, Tinnakorn and Phob discover first love despite the boundaries that keep them apart.

Tinnakorn and Phob's hidden relationship is exposed, threatening to tear them away from each other.

After deciding to pursue a military path, Phob struggles to prove himself worthy while Thinnakon faces increasing pressure from the royal family and court expectations.

Phob is assigned to assist with security for the royal celebration, using the mission as a way to get close to Tinnakorn again. Meanwhile, a political struggle that could shake the royal regime begins to unfold in secret.

On the day of the royal celebration, tensions reach a breaking point as the progressives secretly plot a coup. Standing on opposing sides, Phob and Tinnakorn are drawn into a life-or-death crisis.

Tinnakorn and Phob’s secret relationship is discovered by Tinnakorn’s father, who demands they separate for the sake of the family’s honor. Meanwhile, the Siamese Revolution erupts, bringing a sweeping transformation to both their love and the nation’s ruling power.