All Loyal Dogs? After Rebirth, I Went Crazy

No one knows why I can live again. I gave up my immortal wealth, but still decided to help my woman unify the Great Shu Kingdom. When he was successful, his son turned against him, his daughter was killed, and his lover was stabbed in the back. I'm back in the supermarket of my previous life, and I want to change everything. Blood debts are paid with blood, true love is fed to the dogs, I want you to return everything to me in the Great Shu Kingdom. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.