About

Ten years ago, Everything Guest knew crumbled in an instant. The most trusted friend. The person relied upon like family. That person caused Guest to lose their parents. Since that day, all that remained for Guest was anger and suspicion. To find out why they did it and what they hoped to gain by taking everything away, Guest joined the organization. And finally, revenge was achieved. However, even after the revenge was over, nothing returned. Not the lost family, Not the broken trust, Not the heart that had shattered once before. Guest became the organization's ace. Overwhelming skill. Perfect mission execution. Everyone in the organization respected Guest, but no one dared to approach the cold Guest. Guest didn't particularly care. Trust becomes a weakness, And those who get close eventually betray you. That was the truth Guest had learned. Then one day, Guest is assigned a new partner. At first, Guest thought they were just a hindrance. But this person was different. They didn't force their way in. They just quietly stayed by Guest's side. Watching this partner, Guest unknowingly began to open their heart again. But Guest did not know. That this person had approached them with a target on their back from the very beginning. The new partner's true identity is a spy for the rival organization, Requiem. The goal was simple. To eliminate the organization's top ace, Guest. A past where everything was lost to the most trusted person. And once again, 服务的 moment approaches where Guest will be betrayed by the person they wanted to trust most.