Recaps

Kato Teiichi trained under Kazeno Shoma, lost him to Upper Rank Four, and prepared for the Demon Slayer Corps by rescuing Kobayashi Kanon and surviving Final Selection. After joining the Corps and receiving his custom Nichirin Blade, Teiichi began investigating disappearances in Yamada Town, where another girl vanished despite his patrols.

• Kato Teiichi woke from a demon attack, met Kazeno Shoma, and began training to join the Demon Slayer Corps.
• Teiichi rescued Kobayashi Kanon from a white-haired demon and killed it, then agreed to help Kanon become a Demon Slayer.
• A Kasugai Crow announced that Shoma had died fighting Upper Rank Four, and Teiichi resolved to grow strong enough to kill Hantengu.
• Kanon left for the Butterfly Mansion, while Teiichi chose to take the Mount Fujikasane Final Selection.
• During the trial, Teiichi defeated several demons and rescued Shota from a Hardening Demon.
• Teiichi killed the Hand Demon after it threatened Kanae Kocho and the other candidates, then passed Final Selection.
• Kagaya Ubuyashiki made Teiichi a Mizunoto, and Tetsumoto Homura later delivered Teiichi’s fifty-six-kilogram Nichirin Blade.
• Teiichi investigated disappearances in Yamada Town, but after three nights of fruitless patrols, another girl went missing.

Teiichi cleared missions in Yamada Town and Aomori City, where he befriended Yoshida Rena and later learned that she and her father had died. After discovering that a demon had stolen Rena’s body and infected him with its Blood Demon Art, Teiichi used himself as bait and faced Lower Rank Three Wakuraba.

• Teiichi searched for the demon in Yamada Town, failed to stop several disappearances, then killed the Burrowing Demon after it dragged him underground.
• Teiichi sent in his mission report and spent the next year and a half completing eight missions, reaching Tsuchinoto Rank, and strengthening his Breathing.
• Teiichi completed a mission in Aomori City and hired Yoshida Rena as his guide, then paid for her treatment after she coughed blood.
• Teiichi killed the Tentacle Demon, but learned that Rena had died of an illness and that her father, Mr. Yoshida, had also died.
• Teiichi visited Rena and her father’s graves, then fell ill himself and discovered that Rena’s grave had been opened and her body taken.
• Teiichi suspected a demon had infected Rena and eaten her after she was buried, so he arranged for Nakamura Koji and his men to bury him in a ventilated coffin as bait.
• Wakuraba attacked Teiichi in the coffin and revealed that he was Lower Rank Three, had infected Teiichi with Pestilence Erosion, and had been digging up victims who appeared to die naturally.

Teiichi recovered from killing Wakuraba, became the Wind Hashira, and traveled to Kyushu to take up his post. There, he arrived as Obanai Iguro faced the newly promoted Lower Rank Three, Shokugetsu.

• Teiichi decapitated Wakuraba with Wind Breathing’s Eighth Form, then collapsed from his injuries and woke at the Butterfly Mansion.
• While Teiichi recovered, Shinobu Kocho trained Kobayashi Kanon and began developing a Breathing Style suited to her speed and thrusts.
• After three months of recovery, Teiichi celebrated New Year at the Butterfly Mansion and learned he would attend the Hashira Meeting as a candidate for Wind Hashira.
• Kagaya Ubuyashiki made Teiichi the Wind Hashira, assigned him Kyushu Island, and asked the Hashira to help him improve his demon-tracking skills.
• Teiichi traveled to Kumamoto City with Ichiro Tanaka and settled into the estate assigned to him.
• On Mount Hiraodai, Lower Rank Three killed Takeuchi, wounded Shimada, and forced Obanai Iguro to fight alone.
• Obanai battled Shokugetsu, whose Blood Demon Art controlled the speed of objects near his body, and suffered several injuries.
• Teiichi reached Shimada, stopped his bleeding by guiding his breathing, then went to the battle and told Obanai that he was a Hashira.

Kanae encountered Upper Rank Two Doma in Mine City, and Teiichi arrived in time to protect her. Teiichi held Doma off until dawn, leaving Kanae and Teiichi alive and prompting Kagaya to call a Hashira Meeting.

• Teiichi defeated Lower Rank Three and left to support Kanae after White Feather reported that she had encountered Upper Rank Two.
• Kanae received her Nichirin Blade, then traveled to Mine City, where she learned that Sae Tahara had disappeared and confronted Doma.
• Doma admitted that he had made Sae part of his body, and Kanae fought him until his icy mist severely damaged her lungs.
• Teiichi arrived as Doma was about to kill Kanae, then fought Doma and his ice creations while Kanae watched from the sidelines.
• Doma summoned a giant ice Bodhisattva, and Teiichi stayed to fight after Kanae warned that fleeing would endanger nearby people.
• Teiichi wounded Doma but lost his chance to kill him when Doma retreated into the Bodhisattva, then survived its attacks until sunrise stopped it.
• Teiichi carried the collapsed Kanae to safety, and Shinobu treated both Hashira before they were taken to the Butterfly Mansion.
• Kagaya learned that Kanae and Teiichi had survived, called a Hashira Meeting, and Kanae later woke to learn that Teiichi was recovering while her lungs had suffered severe frostbite.