Ban Suho is a guard who died after failing to protect the princess from the assassins! Due to an unknown force, he is back in time two years ago?! "This time, I must succeed..." Determined to protect the princess this time, he sets out in search of the sealed power to become stronger. And indeed, Ban Suho gains a power from an unknown force. Will he be able to protect the princess? (Source: Kakao Entertainment Corp., translated)