The Target Is the Daughter of the Four Emperors [Pirate]

You have traveled through time, and if you want to go back, you must become the daughter of four four emperors. You are lucky to be Kaido's daughter from the beginning. Unfortunately you are too weak and powerless to even leave the house. * It's a long story, many of which haven't been finalized yet, but in short, it's about becoming the daughter of the four emperors. Purpose: To become a happy person