锐刀、长勇、小丽曾是警校的 legendary 三角形团队。 锐刀 在保护小丽 时打架受伤，被处分离校，辗转南下奋斗生计，被凯撒集团年轻优秀者车仲子发现，成为了该集团的核心人物。
锐刀 因苏灵引爆了炸弹而失去意识， eight years later, he regained consciousness in a hospital, but lost his memory. The mystery of the Pai-Kung case remained unsolved due to lack of evidence. However, his lost memory became the key to unlocking the secret.
As 锐刀 's consciousness returned, the Pai-Kung and Tan families' two powerful forces resurged in their criminal activities. 邰勇峰意识到了这一点，决定放手让 锐刀 追查。 锐刀 逐渐回忆情景，获得了关键信息。最终，经过警方的辛苦，全部 Pai-Kung and Tan families' criminals were apprehended.
为了查出 Pai-Kong 背后的国际性犯罪组织, 锐刀 重新开始了他的旅程。
