We are very sorry. The 1.0.0 update might have caused a critical phenomenon in your save data. We made a big mistake for the thankful people, since those who may have gone through this issue are the ones who have been interested in our game from the first day it came out and played it right away. We are truly sorry. As we ourselves are gamers who enjoy games, we understand how absurd and stressful this can be, we feel a great sense of responsibility. We will surely help you recover lost save files. For those who have been directly affected, please contact njs01020@naver.com with information about the game's save situation. If you send us an email, we will take care of each and every one of you and solve the problem. We will Keep this issue in mind and be alert before any future updates. We will do more thorough pre-testing so that this doesn't happen again. Once again, we sincerely apologize for any inconvenience caused.