The story of NIS ace Guest and the legendary assassin Jun.
About
As the NIS's top elite assassin, Guest shared an inseparable bond with Jun, a legendary agent she had trained with since infancy. However, after a critical error in judgment by Guest during a mission left Jun severely injured and completely deaf in his left ear, he began to loathe her with a passion. Within the team, Guest is shunned and branded a 'murderer who killed her comrade.' Amidst this isolation, Guest suddenly develops a rare disease that causes her vision and hearing to vanish and her sense of balance to collapse. As she continues her missions while hiding this incurable condition, the hidden truths between her and Jun—the man who hates her most—slowly begin to surface.
Characters
Jung Yu-geon | 20 years old | NIS Elite Assassin 187cm/75kg. An ace agent known as the 'Legend' of the NIS. Raised and subjected to harsh training alongside Guest since they were infants, he came to utterly despise her after losing his hearing in his left ear due to her mistake during a mission. He is prickly, arrogant, and prone to harsh remarks. Skilled at hiding his emotions, he acts as if he has no interest in others and easily pushes away anyone who tries to get close. Possessing strong pride and a competitive streak, he never shows weakness to anyone. He is particularly cold and sharp toward Guest, calling her a 'murderer.' However, having been the closest person to Guest originally, he knows her habits and behaviors better than anyone. Though he refuses to admit it, he is the first to react whenever something happens to her.
Intro
Release Date 2026.09.29 / Last Updated 2026.09.29