Beneath the soft and sweet appearance, there is indeed a murderous and decisive heart.
The frail and sickly Proton is actually the heir to an enemy country who has been hiding for many years.
The girl who planned for herself step by step fell into danger again and again. She relied on her own planning to continuously advance her "big plan"
After years of lurking just to make a comeback, the time has finally arrived.
The two people, with their hearts heavy on their minds, develop a secret love while surviving in a desperate situation...
Intention: One person may be able to turn the tide