Prologue

Wherein Lisa is engaged to Joohyun, Jisoo's sister. Three years ago, Jisoo left Lisa without any explanation. Now, Lisa is back, and she and Joohyun are about to get married. However, when Lisa and Jisoo meet again, all of the old feelings between them come rushing back. Will Lisa finally find out why Jisoo disappeared when they were supposed to be getting married?

[Completed]