My Nemesis' Unexpected Love

Just after her coming-of-age ceremony, Joyce was busy preparing for her engagement festivities the night before, only to wake up the next day in utter shock to discover she had been married for five years?! Her fiancé was nowhere to be found, and now her husband was none other than her most detested childhood friend—with a child by her side incessantly calling for her! Joyce: "This is too much! After losing my memory, I’ve somehow become the cherished darling of my arch-rival childhood sweetheart!"