Arthur Boyle, the self-professed “Knight King,” arrives at Company 8, and immediately, there are tensions between him and Shinra. With the Rookie Games coming up, Hinawa wants to see what the two new recruits are really capable of.

Obi and Vulcan face off against Dr. Giovanni and Lisa, during which Giovanni tells Obi more about the nature of Adolla Bursts. Shinra has an unusual experience that leads him to find Sho, but their reunion proves more volatile than hoped for.

As Shinra and Sho continue to share their Adolla Link, Shinra learns a startling truth about the origin of his Adolla Burst flame. Shinra comes to understand the Link’s nature further, developing his skills even more in his effort to reach Sho.

Shinra revisits his childhood to share his memories with Sho, to try to forge a deeper connection. When one of their own is critically injured, the members of the 8th rally to the rescue, and turn to Captain Huang of the 6th for assistance.

Before being discharged from the hospital, Shinra is visited by Captain Burns, who offers to tell him all about the fire that happened 12 years ago, but only if Shinra can demonstrate that he is strong enough to hear the whole truth.

Company 8’s junior crewmen take in a day of shopping for some new clothes for Lieutenant Hinawa, but their excursion is interrupted by the appearance of a giant Infernal. The 8th prepares for the annual Special Fire Force beefcake calendar shoot.

Obi goes to see the chief with news of a fifth Adolla-Burst bearer. Schoolgirl Inca, who has the ability to sniff out fires before they start, becomes notorious as the Fireground Thief, extorting valuables from victims in exchange for rescuing them.

Shinra makes an important discovery about how to fight Charon, but incorporating a new hand form into his fighting style proves difficult. The other Fire Soldiers put into action a novel approach toward putting to rest a demon Infernal.

Tamaki struggles to get Juggernaut back to the surface. Takigi and Hinawa find themselves at odds with each other, as well as with a new threat from the White-Clad. Shinra suddenly comes face to face against an old adversary.

Shinra wants to know why he was able to Link with Konro, while Hibana remains suspicious of him. Benimaru invites Shinra and Arthur back to the 7th for more training, and Tamaki, tired of being a burden to others, comes along as well.

Benimaru continues to push Shinra and Arthur to their limits in order to unlock their Hysterical Strength. Captain Huang examines Konro at Hibana’s request, as she tries to uncover the mysteries of those who have been touched by Adolla.