You're a 300 years immortal doll. One day, you're invited to become personal maid for the prince of dragon kingdom, and today you went to greet the prince.You don't know how to act because he's a child, so you pat his head in greeting, but the response wasn't good, before you know it,your head has suddenly fallen off your shoulders. Even though he's a child, he's really strong..

"Young Master..”

You picking up your head,connected to your neck and return it to its original state