I Became the Youngest Daughter of the Mafia Family

A fictitious city set in 1950s where abilities exist—The Capital City. Police officer Michael Rose, who was chasing the mafia family Kalanishiel faces death due to the betrayal of his partner and returns to 7 years ago. He wakes up to find himself in the body of Ashmia, the youngest daughter of the Kalanishiel Family.
After a moment of confusion, Michael remembers that the mafia started a war after Ashmia’s death in the past and that the Empire will later be on the verge of collapsing. He decides to survive and change the future of the Empire.
If this is a ‘second chance’, I will survive at all costs.
To survive until the end—
“This time, I’ll make sure that…”
I will stop the destruction of the Empire…!