Densetsu no Ansatsusha, Tensei Shitara Ouke no Aisare Suemusume ni Natte Shimaimashite伝説の暗殺者、転生したら王家の愛され末娘になってしまいまして; Tire proveito da habilidade do assassino Proteja sua família, amor.; Um assassino lendário, reencarnou e se tornou a filha mais nova da família real; The Legendary Assassin Reincarnated as the Beloved Youngest Daughter of a Royal Family

Babuba, Babubabubabubabu!? (Am I going to be a baby!?) Tot, a legendary assassin in the underworld, was sold by her parents at a young age and was raised strictly as a killer, so she never knew the love of a family she lacked. Suddenly, she saves a cat and dies, but afterwards shes destined for hell for taking countless lives. However, because of one good deedsaving a catshe's allowed to be reincarnated and is born again as a royal princess, Patricia. Then, God commands him to save the royal familyher family. She was supposed to be reborn as a helpless baby, but her assassin skills havent faded, and she continues to battle killers one by one. Gradually, feelings of wanting to protect the royal family members who love each other unconditionally just because they are family...?