Y. S. Lee

Agency

2015

The Agency 1

2010

The body at the tower

2010

The Agency 2

2011

Rivals in the City

2014

A spy in the house

2009

Underwater Ballroom Society

2018

Traitor and the Tunnel

2011

The Traitor in the Tunnel

2012

The Agency Agency Paperback

2013

Safeguard Measures in World Trade

2007

IMMUNITY = COMPETITIVE EDGE HYDROGEN INHALATION THERAPY

2020

Hydrogen Inhalation Therapy

2020

Boxcar riders

2007

Body at the Tower

2010

Agency 3

2012

A spy in the house (The Agency #1)

2010