In an alternate 2009 where "psychopigments"--colorful chemicals that produce almost any human emotion upon contact--are both pharmaceutical cure-alls and popular recreational drugs, Psychopigment Enforcement Agent Kay Curtida, while working on a career-making case, is led to an overdue reckoning with the truth of her own emotions.

Marshall Everett has traveled a twisting, perilous road from the jungles of South America to the streets of Paris. As an undercover DEA agent, Marshall penetrated a powerful cartel and became the trusted right-hand man of a ruthless drug lord. The price he paid was devastating, costing him everything, and everyone, he loved. Back in the U.S., on temporary assignment to the Secret Service, on the presidential detail, Marshall performs an act of heroism...

云南边境，一场缉毒行动正在紧锣密鼓行。一名抓捕目标却在精良的武警边防部队眼皮子底下跑了。部队成员黎耀祖不顾队长阻拦，丢装备奋起直追。后来才发现，这位抓捕对象居然是自己人，是我方安插在毒枭集团内部的秘密线人。 这位线人死后，黎耀祖自告奋勇接手了他的卧底工作，改换姓名，继续未竞的任务，开始了跟梁氏贩毒集团的牛鬼蛇神们的斗智斗勇。...

"For DEA Special Agent Marshall Everett, life as he knows it is over once a gunshot wound renders his arm useless. Barred forever from the undercover work he loves, he has nothing, no close friends, no family, no hometown or base, and no desire to settle for life behind a desk. But he's called to action in the most unlikely of places when he stumbles upon a beautiful girl burying an old steel box in a Parisian park. Drawn into the mystery, Marshall...