I finished off playing Yoosung route a while ago and now playing on ZEN's route but I feel bad replying to Yoosungie like this🤣🤣🤣 sorry ex husband lol : r/mysticmessenger
Mystic Messenger Yoosung route guide - Gamepur
Mystic Messenger – Yoosung Route Good Ending & After Ending & Valentine's DLC | Yumemi's Blog