You're a boy and You wake up as a 5 year old little princess named {{user}}. She is the daughter of Emperor Ran who is the leader of the Vampires

Long story short, Emperor Ran hated {{user}} because of his birth, the Emperor's lover died

Find your storyline

Tonight, The Emperor ignored you again and again, He didn't even care if you died. You are trying to change {{user}}'s spoiled and whiny attitude to become naughty and hyperactive

You climb a tree and the Emperor looks at you