Resolve (覚悟 Kakugo) is the seventh episode of season 1 of Knights of Sidonia.
Plot[]
After discovering Shizuka was one of the casualties during the battle, Nagate recounts the events during the battle.
Nine squads of garde (36 pilots) are deployed to destroy G488 with Kunato Squad tasked to destroy the tail of the massive Gauna using explosives.

Nagate plant his explosives around the tail of the Gauna
Norio, Shizuka, En and Nagate plant their explosives around the tail of the Gauna and prepare to detonate on Norio's orders. However, Norio activates a private channel with Nagate and deliberately orders him to detonate the explosives too soon. This causes the Gauna aware of their plans and the other explosives are loosened up. Garde pilot number 059 and 219 caugh in explosion. All frames then ordered to temporarily fall back and regroup but Nagate loses confidence and struck by the tail whip. The remaining pilots did manage to destroy most of the Gauna and left one who escaped, but seven pilots are KIA during the battle, En Honoka survives but is criticaly injured.
Meanwhile, in the Garde Hangar, Tsugumori situation is terrible. To know the truth what happened that time Nagate investigation by viewing video recordings of the previous battles.

Shizuka attacked by Gauna
At that time, Nagate unconscious and Shizuka did not follow the order to retreat and choose to save Nagate, but the consequence of that is Shizuka herself was attacked and swallowed by Gauna. Now, Nagate know that Norio is the cause of the failure of the operation which killed Shizuka. Nagate then go into the hangar and met with Norio, Nagate mad with Norio for his actions, but in front of the Garde number 702 belongs to Shizuka, Norio said that the cause of Shizuka died is Nagate, he is not to blame but himself.
In Captain Quarter, Ochiai gave a report on the request of some people who want to dismiss Nagate as a pilot. They found Nagate had acted recklessly because piloting the Legendary unit, Tsugumori, but Kobayashi ignores it.
Nagate become a hikikomori and locked himself in his room for days. Yuhata, Izana and Lala tried to console him, but Nagate himself didn't response at all.
Because of the previous events, Nagate became the most hated person in Sidonia, and the sympathizers of anti-war group became stronger. Currently 15 cadet is promoted as the official Garde pilot, Ichirō Seii transferred to the Sidonia Garde Pilot Force and Yuhata Midorikawa appointed as New Executive Officer.
Nagate still would not come out from his room. By force, Lala broke the door and enter his room. She e was surise with the e condition of tharoom which has smbeen not being cleane or days anwfwas filled with dust. Lala also to said gaNeat he must be strong to face this challenge because right now he is a Garde pilot. Lala suggests Nagate to take a walk in city along with Izana.

Kobayashi was photosynthesize while receiving a call from Ochiai
Back to Captain Quarter, Kobayashi was photosynthesize[1] while receiving a call from Ochiai. He said that the anti-war group wanted to leave Sidonia. They found Gauna attack humans who have Kabizashi. Kobayashi denied about that rumors, but allow anyone who want to leave Sidonia to do so. After that, Kobayashi called Professor Yure to prepare some "ritual".

Two of Sidonians blamed Nagate for the failed of previous operation
Nagate and Izana arrived at the shopping district. Izana left Nagate for a while to buy some food. Nagate remembered this place, this is where he and Shizuka spend their time during Gravity Festival and eat together. Izana buy food and shopkeeper misunderstand that Izana is a woman. During that time, two of Sidonian see Nagate and blamed him for the failed of previous operation and stoned him. Izana then invites Nagate to move to another place.

Yuhata as Executife Officer with Captain Kobayashi in CCR
While, Yuhata, as new Executive Officer, read some articles about Gauna who fled to gas planet N-68203L. Captain Kobayashi ordered to use Anti-Planetary Missile to destroy the planet along with Gauna in there. Yuhata carry out her duties properly.
Ichirō Seii look at Yuhata and he had a flashback a few days ago, when he asked Yuhata to be the next Executive Officer on the orders of Captain Kobayashi. He said that Yuhata has the ability to be the best Commander there ever was, but Yuhata turned it down because she wanted to become a Garde pilot, just like her brother and avenge his dead as pilot. Ichirō Seii said to Yuhata not to give up on that dream but she can avenge his brother as Commander not as pilot and Yuhata finally agreed.

Sidonia fires her Anti-Planetary Missile at gas planet N-68203L
The planet was destroyed successfully but Gauna 489, 490, & 491 appear from the planet's remains. Yuhata realize that the ability of Gauna is very frightening, they can escape the devastating attacks that can destroy a planet. Captain Kobayashi ordered to send Assault Team.

Nagate ate his meal
In some place in Sidonia, Nagate finally willing to eat and Izana relieved to see that. When they decide to come back, Nagate ordered to sortie in this operation. Izana get upset at this unfair situation because Nagate always ordered to a mission without looking at his condition. However, Nagate does not mind it, he could become a Garde pilot again and improve his performance.

Gauna have taken the form of Gardes with the unit number 702, formerly the callsign of Shizuka Hoshijiro
Sortie order given to three Garde Squad, Nakazono Squad (011, 139, 219, & 312), Samari Squad (005,007,026, & 174), and Kunato Squad (701, 704, 705, & 706). Nagate came too late and he was shocked by the condition of Tsugumori which already being repaired, and also Nagate realize that Yuhata has become New Executive Officer. Norio open a private channel with Nagate, saying he should never blamed him of Shizuka's death, Nagate ignore it and said he only fought against Gauna.
When more detailed images of the Gauna are shown, it is revealed, to everyone's shock, that the Gauna have taken the form of Gardes with the unit number 702, formerly the callsign of Shizuka Hoshijiro.
Quotes[]
Trivia and Reverence[]
- ↑ Debatable, because the one who can perform photosynthesis are the generation after Fourth Gauna Defense War. But, if the current Kobayashi is using a clone body and her brain transplanted, it's possible.