150 kilos of seized cocaine are scheduled to be burned, a routine police procedure. But three unknown individuals open fire on the officers, and their routine task turns into deadly chaos. One of the perpetrators is shot, two disappear without a trace. Almost without a trace, that is. Traces of blood belonging to Mario Fechter, a former undercover policeman, are found on the incinerator. Has Fechter switched sides? And did it cost him his life?