The Consort Was Never a Beauty: The Power-Hungry Empress

(No misunderstandings) + (Smart protagonists) + (Invincible protagonist)

After transmigrating, she returns to her old career as a mercenary and trains an organization of assassins. Its four top experts will one day strike fear into everyone, while countless assassins serve within the organization.

Yet their leader is an unattractive, neglected legitimate daughter of the Minister's residence. When her stepmother tries to kill her, her half-sister tries to harm her, and hidden forces begin to stir, she decides to stop concealing her abilities and let her brilliance shine.

But trouble keeps coming, along with a marriage contract...

“My love may not be spoken aloud, but I'll give you the very best of everything and protect you with all I have. Whenever you need me, I'll be by your side,” someone said, delivering his sweet words without batting an eye.

But in the end, fate's hands push them toward different choices.

“If you live, then I will die!”