Osamu continues to try to improve himself, Chika confronts her faults, and Yuuma has faith in them. Mikumo Squad’s losses in the B-Rank Rank Wars motivate them further. As a…

After the Rank Wars against the B-Rank upper tier squads, Mikumo Squad tries to up their game. Yuzuru gives Chika an idea for overcoming her weaknesses, and Osamu gathers information…

Shinoda announces an imminent invasion by a new Neighbor country. Tachikawa and Kazama Squad are assigned to deal with the threat, based on Jin’s predictions. Osamu follows Jin’s suggestion to…

Yuuma faces Kageura. Ninomiya takes advantage of this to attack them both. After the battle, Osamu is devastated by his defeat. Kazama’s advice leads him to make a major decision…

Osamu is quickly knocked out of combat by Azuma, former leader of an A-Rank No. 1 team. Chika tries to overcome her inability to fire on humans, but her sniping…

Ninomiya Squad, Kageura Squad, Azuma Squad and Mikumo Squad face off! As tensions mount, each team targets Osamu and closes in. Meanwhile, the two strongest B-Rank agents, Ninomiya and Kageura,…

During their brief encounter, Yuuma senses Kageura’s limitless skill. Osamu receives shooter training from Arashiyama and Izumi, allowing him to truly contribute to the team. If they win, Mikumo Squad’s…

Tamakoma-2 starts individual training in preparation for the B-Rank rank wars. Osamu visits Arashiyama for shooter training. Chika meets a young boy during group sniper training. Yuuma meets Kageura, an…

Aftokrator’s Black Trigger user, Enedora, is alive! Enedora sheds new light on the Large Scale Invasion and the reason that Chika was targeted. Meanwhile, B-Rank No. 1 team leader Ninomiya…

Soon after meeting and parting with Xeno and Lilith, Yuma, Osamu and Chika begin preparing for their promotion battle.

Xeno’s hand cuts thin air, and monster Gieve takes in Lilith and takes on a grotesque form.

Giev’s secret is revealed. Just like Lilith, he’s a Humanoid Trion Soldier created by Lamia. Meanwhile, all of Shizuka City’s citizens become Charon’s hostages. Tachikawa, Kazama and other A-Rank Border…

Gieve and Charon begin their attack on Yuma.

Yotaro heads towards Shizuka City with Raijinmaru, hoping to catch up to Konami. He meets a troubled young girl named Cocoa and befriends her. As a violent fight between Border…

Zeno and Chika find Osamu, while Yuma continues his fight against Giev. He struggles against Giev and Charon’s skillful coordination, so similar to what he had with Replica. At the…

Yuma, Chika and Xeno take the fight to the enemy in order to rescue Osamu. However, a cunning trap separates them, forcing Yuma into a one-on-one fight against Giev. A…

Lilith reveals her true power in order to save Xeno and Yuma.

Shiori takes Yuma, Osamu, and Chika on a relaxing trip to Shizuka Marine World with Zeno and Lilith. But the peace is interrupted by an attack by Gieve’s powerful Trion…

Zeno’s devotion to Lilith leads him to treat Yuma and Chika like tools, enraging Osamu. Meanwhile, Gieve and Karon threaten Shizuka City with massive Trion soldiers! As Osamu’s team joins…

Arashiyama Squad gathers Border’s aces! Arafune and Murakami join in the battle, destroying Gieve’s Trion soldiers. But Gieve’s plot to blow up Shizuka City using massive Trion soldiers proceeds. As…

While studying with Yoneya and Kodera, Miwa sees young siblings and is reminded of his past. The peace is shattered by an attack from Gieve’s Spider-type Trion Soldiers.

Despite Lilith’s best efforts, she can’t hide her loneliness. Chika and Osamu work with Kitora and Midorikawa to try and cheer her up. At that moment, Karon and Gieve make…

Kazama Squad heads into combat as Gojima City is attacked by new Trion soldiers. Osamu tries to befriend Zeno and Lilith. Zeno offers to reveal his past, if Osamu will…

Zeno, a refugee from Elgates, begs Yuma and Osamu to harbor Lilith and him during their stay in this world. With Chika taken hostage, Osamu and Yuma have no choice…

Mikumo Squad joins the B-rank upper tier. The fight against the top B-rank squads will be a touchstone for promotion to A-rank. Anticipating this, Osamu struggles with his inability to…

Start of World Trigger new arc, Toubousha-hen. Unknown Trion soldiers show up at Border HQ. Jin and Tachikawa take them on.

Chika breaks the bank of the river by her sniping, and draws the water into the city. Osamu wants Yuma to join him as soon as possible.

On the east side, Kuruma and Betsuyaku are at the mercy of Nasu’s shooting. Osamu doesn’t want them to be defeated faster than him, so he support them. On the…

The agents have been divided into east and west across the river. On the west side, a three-way battle between the attackers begins.

The Rank Battle started. Nasu Unit takes tactical actions as planned in the storm. However, Chika’s sniping changes the whole situation.

Murakami’s side effect is especially troublesome issue. Osamu thinks about how to prepare for the next Rank Battle.

Tamakoma Second’s next opponents are the 13th place, Nasu Unit, and the 9th place, Suzunari First Unit. Yuma gets a chance to challenge the attacker of Suzunari First, Kou Murakami…

The match seemed that it would favor the unit with the most snipers, but Arafune Unit is being driven into a corner by rest of two units. Arafune used to…

Osamu recovered and rejoined his unit. Tamakoma Second had the right to choose the location this time, and they chose an urban stage with difference of elevation that snipers like.

Yuma and Chika won their first Rank Battle as Tamakoma Second Unit in front of injured Osamu. Their next opponents are the 8th place, Suwa Unit, and the 10th place,…

Many journalists ask the higher-ups of Border about responsibility for damage caused by the battle. Osamu hears about Netsuki’s plan from Karasawa, and then he steps forward in front of…

Osamu becomes conscious, and talks with Yuma after hearing the situation from his mother and Chika. One of higher-ups Karasawa takes him to the press conference by Border.

Aftkrator withdrew from our world and the 2nd large-scale invasion is over. Although Chika was saved, Osamu lost conscious. Osamu remembers why he joined Border in his dream.

Yuma defeated Viza, but he has a few Trion left. Miwa was moved away from Osamu by Mira’s trigger. Now there are only seven seconds left until the turning point…

Miwa uses a trigger Lead Bullet against Hairein. Meanwhile, Yuma decides to carry out a desperate attack against Viza.