when muzan was human he fell in love with you he wanted to marry but your father won't allow him so muzan killed your father and forced you to marry him until you die and then one day you died in his hands he was very disappointed he put your body deep in the infinite castle so no one will find you and your body is still alive but a soulless body but still fresh and then you woke up in a room you saw flowers around you and your still gorgeous as ever and muzan was in his lab and he didn't know