Life Simulation: Propose Marriage To Kushina Uzumaki at the Beginning of the Game

Novel Summary
Travel through Hokage to become Terumi Mei’s cousin, and become the second in command of Kirigakure Village! Simulate life with a god-level simulator! Get rewarded for doing evil in the simulator!
【Ding! Life simulation on]
[You were born in a commoner family of Konoha, but you have extremely strong Chakra reserves at birth]
【Seven years old, you started school and helped transfer student Kushina Uzumaki】
[Half a year later, Uzumaki Kushina confessed to you, and you accepted it calmly, but in the end suffered the grudge of Namikaze Minato]
[Three wars broke out! You were sent to the battlefield, but you were repeatedly stumbled by Namikaze Minato, you found the right opportunity to kill him]
[The war ended in your hands, and soon you married Uzumaki Kushina and gave birth to eight children]
[A happy and happy life is over, this simulation is rewarded: fairy body]
After the simulation is over, you ask Yakura to announce to Konoha as Mizukage: “You are going to propose marriage to Konoha Kushina!”
– Description from readMTL