“Jungle Groove” “Janguru Gurūbu” (ジャングル·グルーブ)

After Sousuke arrives back at Merida Island, Tessa berates him for emotionally involving himself with Kaname and neglecting his other duties. Lt Belfangan Clouseau, the pilot of the AS seen in the Sicily operation, transfers to the SRT as its new commander. After he clashes with Kurz at the bar upon offending the memory of the SRT’s dead comrades, Clouseau stages an AS duel to help Sousuke properly operate the Arbalest.

“Left Behind” “Torinokosarete” (とりのこされて)

Sousuke argues with his replacement, Agent Wraith, about the mission to protect Kaname. Kaname wonders why Sousuke has not been attending classes in days and starts to become worried. When she needs to see him after a chance encounter with Amalgam agent Xia Yu Lan, she finds his apartment vacant and he has disappeared.

“Edge of Heaven” “Ejji Obu Hevun” (エッジ·オブ·ヘヴン)

Mithril attempts to learn more about the mysterious Amalgam organization. Sousuke and Kaname’s relationship begins to blossom; however, the Mithril leadership forbids him from seeing her after his bodyguard duties are assigned to another agent.

“Lovely Sicilia” “Uruwashiki Shichiria” (うるわしきシチリア)

The SRT travels to Sicily to capture the traitor from the Nanjing operation. Sousuke has difficulties balancing work and school when he tries to have a phone conversation with Kaname and to drive a getaway vehicle at the same time. A mysterious AS also appears to help the team get away. Seeing the stress of his everyday duties, Mao decides to ask Sousuke about his own plans for the future.

“Daylight” “Deiraito” (デイライト)

Mithril is perplexed at how the enemy is able to follow their movements. Once they realize that their communications have been compromised, Tessa and Commander Andrei Kalinin give false orders to facilitate the rescue and turn the tables on Amalgam.

“The Labyrinth and The Dragon” “Meikyū to Ryū” (迷宮と竜)

In Nanjing, Amalgam kidnaps peace delegations from Northern and Southern China and fortify themselves in an underground tunnel beneath the Yangtze River. Mithril attempts a rescue in the tunnel’s dangerous confines, but falls into Amalgam’s trap.

“The Situation Beneath the Surface” “Suimenka no Jōkei” (水面下の状景)

Sousuke and Kazama investigate who is posting embarrassing and revealing pictures of Kaname on the internet. Meanwhile, Amalgam operatives led by Gates extract payment from the Balic military force that took on Mithril and try to reconstruct what happened in the battle.

“Ending Day by Day” “Owaru Hibi” (終わる日々)

Mithril and the SRT rescue refugees caught in a civil war in the African country of Balic. However, during the fighting, they discover that the enemy possesses advanced weaponry rivaling their own. They surmise that a highly funded, well-equipped organization may be supplying their enemies.

“Into the Blue” “Intu za Burū” (イントゥ·ザ·ブルー)

Sousuke and Gauron fight each other within the confines of the Tuatha de Danaan hangar. As they struggle, Gauron activates his AS’s self-destruct mechanism to destroy both himself and the Tuatha de Danaan. With Kaname’s help, Sousuke jettisons Gauron’s AS from the submarine just as it explodes. Back at Merida Island, Tessa sends home the remains of two SRT members killed during the takeover.

“Field of Giants” “Kyojin no Fīrudo” (巨人のフィールド)

Kaname connects herself directly to the Tuatha de Danaan computer system and re-programs it while Sousuke heads to the Tuatha de Danaan bridge. He rescues Tessa and the crew, but Gauron manages to escape. As Gauron is about to destroy the Tuatha de Danaan with his Venom AS, Sousuke activates his Arbalest. The U.S. Navy calls off the attack on the submarine.

“Jack in the Box” “Jakku in za Bokkusu” (ジャック·イン·ザ·ボックス)

To discredit Mithril, Gauron uses the Tuatha de Danaan to attack the USS Bunker Hill (CG-52), which is patrolling just nearby. Using resonance, Tessa communicates to Kaname a plan to regain control of the submarine, then creates a diversion that allows Kaname to escape. Gauron’s men pursue her, but Sousuke and Kurz arrive in time to help. Kalinin visits the Bunker Hill to convince the U.S. Navy not to respond in force after Gauron fires two Harpoons at the ship.

“Deep Trap” “Dīpu Torappu” (ディープ·トラップ)

Overcome with guilt over Melissa’s condition, Sousuke lashes out at Kaname telling her that she is a burden. Overhearing the conversation, Kurz hits Sousuke telling him that Sousuke made Kaname cry and it is men like him that turn into bad husbands. Realizing his mistake, he looks for Kaname to apologize; however, with help from SRT traitors, Gauron takes control of the Tuatha de Danaan AI with a special program, holding Kaname, Tessa, and the command crew hostage.

“Venom’s Flame” “Venomu no Hi” (ヴェノムの火)

Tessa shares with Kaname the nature of resonance between two Whispered. Meanwhile, the SRT prepares for a mission against terrorists led by Gauron, who survived the Helmajistan incident and is wreaking havoc at Palau’s Berildaob island. During the battle, Gauron is captured, but Melissa ends up gravely injured.

“Engaging Six and Seven” “Engēji Shikkusu Sebun” (エンゲージ·シックス·セブン)

Melissa recounts to Tessa and Kaname how she recruited Kurz and Sousuke into the SRT. She said they were unlikely candidates while she was searching for new members; however, the combat skills they exhibit during a mission changed her mind. Sousuke later takes Kaname on a tour of the submarine.

“Deep Sea Party” “Shinkai Pāti” (深海パーティ)

Kaname is nervous when Sousuke asks her to go to a secluded island with him, but is less enthused when the island turns out to be Mithril’s base. An emerging situation forces Sousuke to immediately report to the Tuatha de Danaan with Kaname still in tow. When she arrives aboard the Tuatha de Danaan, she is surprised at the royal treatment she receives and is invited to the submarine’s first anniversary party.

“The Wind Blows at Home, Part 3” “Kokyō ni Mau Kaze Kōhen” (故郷に舞う風·後編)

Sousuke fights and eventually kills Zaied while Gauron finishes off the remaining Mithril team. After Zaied falls, he then confronts Gauron and when their Lambda Drivers collide, Sousuke emerges as the sole victor.

“The Wind Blows at Home, Part 2” “Kokyō ni Mau Kaze Chūhen” (故郷に舞う風·中編)

Sousuke and the remaining team members take refuge in a cave hideout. However, he is unaware that an old friend from his child soldier days, Zaied, is fighting alongside Gauron. Zaied’s insight into Sousuke’s tactical planning gives him and Gauron the strategic advantage.

“The Wind Blows at Home, Part 1” “Kokyō ni Mau Kaze Zenpen” (故郷に舞う風·前編)

Sousuke is sent to Helmajistan after Gauron is found to be alive. He is temporarily assigned to an AS squad from Mithril’s Indian Ocean corps in a mission to kill Gauron, but because of his young age, his presence is met with derision. They ignore Sousuke’s advice and their first encounter with Gauron ends in disaster. They also commandeer a nuclear-armed ballistic missile Gauron was planning to sell on the black market.

“Is Narashino Burning?” “Narashino wa Moete iru ka?” (習志野は燃えているか?)

Sousuke, Kaname, and their friends visit the Narashino military festival during their summer break. At the festival’s annual AS competition, Sousuke helps out the Narashino team (an element of the 1st Airborne Brigade), who lose to the Nerima team every year. His classmate, Shinji Kazama, a military otaku, also reconciles with his father, who is the Narashino team’s commanding officer.

“A Cat and a Kitten’s Rock & Roll” “Neko to Koneko no R & R (Rokkunrōru)” (猫と子猫のR&R(ロックンロール))

During a heated argument with Melissa, Tessa challenges her to an AS duel. However, Tessa realizes that she may be in over her head and asks Sousuke to be her AS coach.