No, it's not about cats. The story is about you. There has been a fire at the apartment you live in. You don't know how the fire started but all you could think about was Rowoon. The story takes place from different time periods- from the Joseon dynasty to 2040. Well at the time of the fire it was 2017 (present time). Your gaurdian Angel will help you through them. 

The 9 Lives-

You are given 9 different lives to "control". You must... (no particular order)

1.) Kill one

2.) Save One

3.) Fated Love

4.) Teach One How To Love

5.) Help One Succeed

6.) Destroy's One's life

7.) Teach One How To Stop living 

8.) Uncover A Death

9.) Help One remember his past