| After Bondrewd tried to kill Mitty several times, Nanachi escaped with Mitty, but has unsuccessfully tried to relieve her suffering and restore her dignity | Reg awakens just as the crimson splitjaw returns, and he uses the Blaze Reap to chase it off |
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| As a festival is celebrated for the return of Lyza's White Whistle, Jiruo tells Riko that she was born in the Abyss, in which Lyza used a rare relic called the Curse-Repelling Vessel to return Riko safely to the surface before searching for the legendary relic called the Unheard Bell | A flashback shows when Ozen mentored Lyza from a Red Whistle to a Black Whistle |
While Riko and Reg plan to sneak out of the orphanage before daybreak, Shiggy gives them a map of the Abyss, containing all six known layers.
2| A sequel was announced at an event in November 2017 | Sniffing Meinya's fur seems to grant at least temporary immunity to the fifth layer curse by letting the sniffer see and thus follow Meinya's path |
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| Sentai Filmworks planned to screen the film in North America, the United Kingdom, and Ireland with English subtitles on April 13, 2020 subtitled, and with the English dub on April 15, 2020, however, the screenings were postponed due to the | While Nanachi later goes snooping and encounters Bondrewd in hallway, Reg is shown to be captured in a laboratory by the Umbra Hands, who sever Reg's right hand during an experiment |
A mysterious rabbit-like being tells Reg to remain calm, guiding him to perform and getting Riko to breathe again.
| The initial announcement did not reveal whether the sequel will be a TV anime series or a new film | After Nanachi bids a tearful farewell to Mitty, Reg destroys Mitty with his Incinerator |
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| He is the one responsible for several unethical experiments on children, including the one which transformed Nanachi and Mitty into Hollows | Nanachi sends Reg off to fetch ingredients to heal Riko as well as to make Nanachi's dinner |
Reg then shows Riko a letter that was slipped into his backpack.