After receiving a terrifying videotape, Jake enlists Detective Katagiri in pursuit of the truth behind Polina's disappearance; as Samantha takes steps to launch her own club, the Chihara-kai closely monitor a gravely injured Sato.

With Katagiri sidelined at work and Jake intentionally off the yakuza beat, both search for new meaning in their work. As Jake pursues an uptick in motorcycle theft, Samantha confronts a thief in her club, and the Chihara-kai welcome back former member Hayama, who has returned as Sato's superior.

After Katagiri partners with Nagata, the detectives ramp up their task force's efforts to take down the city's yakuza organizations. As his coverage of motorcycle thefts gains momentum, Jake receives an invite to an exclusive party - and boldly brings along a special guest. Meanwhile, Samantha and Sato deal with a growing problem at the club.

Ishida calls a summit; Sato and Hayama join forces; Katagiri and Jake investigate a mysterious return.

Sato and Hayama strategize a way forward; Jake and Katagiri pursue their target.

Chihara-kai attempt to regroup after a devastating shootout; Jake, Katagiri and Nagata pursue a tip.