B: The Beginning

Overview
Genius investigator Keith Flick returns to the royal police force just as a chilling serial killer known as "B" begins to stalk the city. As the investigation unfolds, Flick encounters the enigmatic Koku, whose true intentions remain unclear—he could either be a valuable ally or a potential threat. As they delve deeper into the case, the lines between ally and adversary blur, leading to a thrilling exploration of trust and deception in a race against time to stop the killer.
Episodes
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1

Episode 1
Keith makes his return to the RIS just as they dive into a harrowing double homicide linked to the notorious "Killer B." Meanwhile, a mysterious group...
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2

Episode 2
The RIS looks into a suspicious death that seems connected to Killer B, but Keith has a differing opinion. When another victim surfaces, the team deci...
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3

Episode 3
Kaela confronts the hackers as the countdown to the poison gas release grows urgent. Meanwhile, Keith hauls Boris in a frantic pursuit beyond the city...
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4

Episode 4
Koku and Keith each take a trip to the Royal Library. Later, Lily stops by Keith's apartment to share her insights regarding the Killer B case.
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5

Episode 5
The team struggles to come to terms with the assault on one of their own, and the unsettling realization that a traitor lurks among them. Meanwhile, K...
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6

Episode 6
Following a tense encounter with Keith on the hospital rooftop, Koku consents to meet him at a temple the following day. Meanwhile, Keith finds himsel...
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7

Episode 7
Minatsuki signals the others to launch their attack on Koku, but Keith steps in to defend him. Meanwhile, the RIS faces a pressing ultimatum.
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8

Episode 8
Eric pleads with Keith to come back to the RIS and, in a bid to locate him, suspends Lily. Meanwhile, Minatsuki dispatches Takeru to pursue Koku.
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9

Episode 9
Keith surrenders, prompting the RIS to devise a plan to catch the alleged leader of Market Maker. They decide to use Lily as bait in their scheme, mak...
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10

Episode 10
Koku is on a quest to locate the zeppelin carrying Market Maker and Yuna. At the same time, Keith, Eric, and Kaela are in a desperate hunt for Gilbert...
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11

Episode 11
Keith embarks on another chase after Gilbert. Meanwhile, Koku discovers both the zeppelin and Minatsuki, but Laica manages to flee with Yuna, fulfilli...
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1

Episode 1
Koku is taken aback when he encounters Kirisame, a person from his past whom he believed had perished. Kirisame extends an invitation to Koku, urging ...
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2

Episode 2
Kirisame's followers compel Koku to commit an act of aggression against a senator. Following this, Koku makes his way into the royal palace through a ...
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3

Episode 3
The royal palace is not fully cooperating with the RIS investigation. Meanwhile, Lily and Koku set out on their own to gather more details about Keith...
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4

Episode 4
Keith's friends work tirelessly to pinpoint potential places where he might be trapped, but as hunger begins to take its toll on Keith, leading him to...
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5

Episode 5
Koku, Izanami, and Yuna find themselves under attack from Kirisame's henchmen and must defend against the surprise ambush. Meanwhile, Lily has an unex...
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6

Episode 6
As the RIS intensifies their chase for Killer B, Koku decides to lay low. However, Kirisame is determined to track him down for one last showdown.