In this unsafe world, there are crises everywhere. In this history, there are two major organizations fighting against each other. One is the dark group, which secretly destroys. Another organization that maintains world peace. Every time they appear, they are burdened with a major mission. They are mysterious, no one knows what their true identities are, and each has their own unique abilities. Each of them is independent, and they are not very clear about who is in the organization. In other words, whether it is friend or foe, it is a matter of trust. Everyone around him is untrustworthy, and this also tests everyone. In this permeated mystery, everyone will wait and see.