Episode 6
With the RIS continuing their pursuit of Killer B, Koku goes into hiding, but Kirisame seeks him out for a final confrontation.
Aired 18/03/2021EP 6 - Episode 6

2021
B: The Beginning: Succession
When Keith is abducted and a friend from Koku's past resurfaces, Killer B returns and everyone is pulled into a conspiracy involving the crown.
(Source: Netflix)