The Evil Demon Concubine Dominates the World

She was once a legend in the secret service world, the executor most desired by men on all missions, and a poisonous snake that men flocked to, just because she never had a heart. Unexpectedly, when there is no more nostalgia left, the soul travels to a world where the strong are respected - Anthony Continent. Perhaps it was a gift from God that allowed her to find a loving family in this life, which she had never experienced before in her life. It's just that at times like this, the so-called family love is not so easy to come by, so how can protection be easy? For this reason, so what if he transforms into a demon? The evil demon concubine encounters a different world, no matter what happens, she just wants that little kindness...