아르테미스의 지구별 여행

Talk about when you forgot about important dates. I once forgot about my mother's birthday. It hadn't slipped my mind completely. I was confused, because she uses the lunar calendar. Still, I felt very bad. I called my mother and sincerely apologized. That weekend, i took her out for dinner. Another time, I received a text from a friend. It said, "Where should we meet up tonight?". However, I wa..