This book offers an in-depth account of the experiences of the Brigade Sabah Pasukan Gerakan Am during the 2013 Lahad Datu standoff. It chronicles the intense and heroic efforts of the security forces in defending the sovereignty of Malaysia against terrorist infiltrations and the threat of the 5th column. Through the personal testimonies of 61 members of the Brigade Sabah, the book provides a gripping narrative of their courageous actions on the ground in Kampung Tanduo. Divided into three volumes, it gives readers a firsthand look at the tactical operations, challenges, and sacrifices faced by the Brigade during one of the nation's most challenging security crises.