The drug trafficking organization "Flying Ants" was almost destroyed. Twelve teams of the Zodiac unit of the International Joint Special Security Forces were ordered to hunt down the remnants to learn the secrets hidden by the "Flying Ants". But every target will always be intercepted and killed by an organization called "Prisoner Bird". What kind of skills can be used so that there are no traces, and what kind of secrets need to be kept by the dead...
The Aries team led by Fang Yichen was ordered to go inside to investigate the truth. On the way, they accidentally rescued a young man with extraordinary skills but extremely indifference. After finally getting to know each other, the young man led them to find an experimental base, revealing the tragic anti-human experiment and the confusing truth...
Purpose: Anti-war, anti-human experiments