Also known as "March Through Time"
Volume 1
"Ji Kang's Love"
Sadako accidentally rescued a very beautiful cat. Unexpectedly, Miyazaki Hayao's comic script happened to her. The cat was the Crescent Moon Prince. The Cat Kingdom wanted to thank her and let her marry into the Cat Kingdom as a princess. Out of helplessness, she had to ask the Cat Office for help, but the Cat Lord said that - unless she completed the task, that is - traveled to ancient times and got Ji Kang's autograph... Before she could return...
Volume 2
"The Peacock King——Li Ke"
Sadako thought she could travel back to modern times after getting Ji Kang's autograph, but she got a new mission - the same old truth, it was Li Ke's autograph.... So she tried her best to get it... Who knew that after Li Ke signed it for her, he tried his best to prevent her from going home...
Volume 3
"Love in Peach Blossom Spring"
When Sadako thought she wanted an autograph from a historical figure, she traveled back in time, but she had to go to the Peach Blossom Land to be the nanny of the Cat Lord for a month. At the end of the month, the Cat Lord suddenly turned into a human. Only then did she find out that the Cat Lord was bewitched by the king of the Cat Kingdom, and... But they finally became a couple.