Heir to the Madelin throne Princess Catherine Blew De Laina pays a visit to Thailand where she meets 'Lom' Vayo Watinwanich, a police officer assigned to look after her safety. However, their trip turns into a nightmare when an assassination attempt forces the princess to flee, and Lom is the only one who can protect her.

While hiding from the enemy, the two face danger and situations of defiance, leading them to an intimacy and forbidden feelings that may not be stopped. Though knowing well that this time, love may be impossible, Lom's heart demands that she protects the princess at all costs. When the enemy discover their hiding place, a final battle is about to take place.