WHY TO WATCH THIS VS WHY NOT TO

WHY TO WATCH:
+great second couple (their chem was great)
+good acting, casting (cast was picked well)
+new story line (remembering previous lives is new)
+visually pleasing (overall aesthetically pleasing)
+you should watch this at least once

WHY NOT TO:
-second half (the story line got lost)
-male lead is useless for most of the parts
-couldn't execute the story line as great as the manga

Not for people looking for:
comedy
thriller

but for people who are looking for:
great second couple
romance