@Vera @trirose On the contrary I quite like the fashion in this manhwa.
I agree it can seem a bit plain but at least it feels more "logic" than in most manhwa. First because all dresses have the same silhouette, which is historically accurate (no matter what time it is, fashion was all about...
I'm guessing something terrible happens in the future, and as the prophecy foretold they need the girl that can summon spirits. But she was killed. So they turn back time so she stays alive and prevent the disaster