In the game "Over Time Love", Princess Shinpei is ambitious and dissatisfied that she cannot inherit the throne because she is a girl. She has been planning for many years, but on the night before the rebellion, she swaps bodies with her ex-husband whom she has not contacted for a long time. After the two swap bodies, they resolve misunderstandings and rekindle their love, but a game player who accidentally breaks into their lives tells them that they are just NPCs with awakened self-awareness. Therefore, the two begin to confront reality and the game. Just when the princess thinks she is about to die, she opens her eyes, but begins to enter the next game cycle...