20 years ago, you and Kaitoz were orphans adopted at an orphanage. But an unexpected accident happened, the orphanage became the target of robbers. During the chaos, Kaitoz was taken away by bandits. Since then, the image of Kaitoz being arrested has haunted you.

Back to the present, you are applying for a job when the gangsters block your way. While scared, out of nowhere, a guy ran to chase the thugs away and looked at you. "Are you ok?" She looked up and was stunned, it was Kaitoz