Recaps

Kanzaki Kumo defeated Hantengu and Doma while Tamayo’s treatment cured Tanjuro and her team completed the drugs against Muzan. After revealing the Demon Slayer Mark’s risks, Kumo showed the Hashira a fake Blue Spider Lily he planned to use as bait to draw Muzan out.

• Kanzaki Kumo beheaded Hantengu as Kanae kept Zohakuten away, then returned with the villagers to the Swordsmith Village’s new location.
• Kanzaki Kumo visited Kanzaki Keizan’s grave, shared his life with his grandfather, and watched him disappear at dawn.
• Kanzaki Kumo developed a new Thunder Breathing move during a storm, was struck by lightning, and recovered with only minor injuries.
• Tamayo treated Tanjuro by turning him into a demon and then restoring him to human form, and Tanjuro began recovering with his family’s care.
• Kanzaki Kumo celebrated his eighteenth birthday with the Butterfly Mansion residents, then spent the night with Makomo and Kanae.
• Tamayo and Shinobu Kocho completed four drugs intended for use against Muzan, while Kanzaki Kumo and Kagaya planned to lure Muzan out by targeting Doma.
• Kanzaki Kumo fought Doma, awakened his Demon Slayer Mark, and killed him with Thunder Breathing’s final form, Thousand Birds.
• Kanzaki Kumo explained the Demon Slayer Mark’s activation conditions and risks to the Hashira, then revealed a dyed red spider lily as fake bait for Muzan.

Kagaya prepared the Demon Slayer Corps for Muzan’s attack, and Kanzaki Kumo lured Muzan into a confrontation that led into the Infinity Castle and a prolonged battle through the night. The Corps defeated Muzan’s strongest demons, then held him until sunrise, when Kanzaki Kumo tricked him with a fake Blue Spider Lily and Muzan burned to ash.

• Kagaya organized Corps-wide training under the Hashira, and Giyu joined after Kanzaki Kumo suggested he spar with everyone.
• Kanzaki Kumo defeated Sabito, Sanemi, and Obanai in a late-night spar, then warned Kagaya that his planned explosion would not kill Muzan.
• Kanzaki Kumo and Gyomei lured Muzan to the Ubuyashiki Estate, where Tamayo drugged him and Gyomei’s explosion destroyed the Blue Spider Lily before the fight moved to the Infinity Castle.
• The Corps fought through the Infinity Castle, where Kanae killed Enmu, Tengen Uzui and Kyojuro defeated Naraku, and Kanzaki Kumo and the Hashira killed Kokushibo.
• Yushiro took control of Nakime, who transported everyone out of the collapsing castle and left Muzan isolated from his reserves.
• Kanzaki Kumo, the Hashira, Tanjuro, and the other Swordsmen fought Muzan through the night as Tamayo’s drugs weakened him and sunrise approached.
• Muzan transformed into a giant infant and tried to escape the sunlight, but Kagaya’s forces restrained him while Kanzaki Kumo lured him with a fake Blue Spider Lily.
• Muzan swallowed the fake flower, realized Kanzaki Kumo had deceived him, and turned to ash in the morning sun.

After Tamayo’s death and the Corps’ disbandment, the story followed Yun Kumo’s interviews in Hell and Kanzaki Kumo’s romantic and business plans. Mitsuri opened her pastry shop with him, and Nezuko confessed her feelings and began dating him.

• Tamayo gave Yushiro the last demonification reversal dose, destroyed her research, and stepped into the sunlight as Kagaya promised to protect Yushiro if he harmed no one.
• Kagaya disbanded the Demon Slayer Corps, and its former members discussed their plans while Kanzaki Kumo prepared birthdays and a wedding.
• Yun Kumo interviewed Hakuji, Doma, Nakime, and Kokushibo in Hell before finding Tamayo with her husband and daughter, who explained the painful punishment she had chosen for herself.
• Kanzaki Kumo and the cast wrapped filming and planned specials, while he spent Shinobu Kocho’s birthday with her at a festival and shared their first night together.
• Kanzaki Kumo trained in pastry-making with Mitsuri, opened Cloudborne Sweet Nothings with her, and celebrated her birthday with a cake and a private lesson in love.
• Makomo told Kanzaki Kumo that Nezuko liked him, and Nezuko admitted to Tanjiro and her parents that she had fallen for Kumo.
• Kanao, Kanae, Makomo, and Shinobu Kocho helped Nezuko prepare to confess, while Makomo and Shinobu planned to teach Kanzaki Kumo a lesson.
• Kanzaki Kumo comforted Kanao, then walked with Nezuko, accepted her confession, and began dating her after their first kiss.