Jane and Lalisa were born on the same day and are step-siblings. Their father died while serving in the police. Lalisa's mother treated Janenaree as her own child. Together with their younger brother, they formed a close sibling bond. Over time, Lalisa and Janenaree entered the SIC special training unit. Both were sent to train with Inspector Non. The young police officer who visited the Royal Thai Police and is admired by the commanding officers in the agency. Non chooses Darin as his new assistant. But, after the death of Darin during a chase with drug dealers, he gets dejected and resigns from the police. But Commander Kajorn still wants him to continue working. Amid the approval of Captain Kajorn, who saw the potential of Janenaree, sent her as Non's new assistant. But Lalisa misunderstands that her sister will take Non from her. Will both Janenaree and Lalisa reconcile or continue with rivalry? Will inspector Non be able to catch the main mastermind behind the drug cartel?

A serial killer is on the loose. There have been gruesome murders, with victims being ghastly dismembered and their severed body parts dumped in various locations. As the bodies keep piling up, the police remain in the dark without a single clue.

A magical book is being sought by a group of bad guys who aim to misuse its power. Yod is assigned to protect the magical book without realizing that a Hanuman tattoo that he got since he was young is the most powerful weapon to defeat the bad guys.

After learning the art of muay thai fighting from skilled masters, small town friends Piak and Phao move their passion to Bangkok, where they become active in underground activities that put what they've learned to the test. But in the process of fighting for their lives, they also resurrect the sport and cement the bonds of their lifelong friendship.