Miniature Garden Of Dawn

"Nanachi while looking at Mitty last moments"

- God... Please, save us. I've finally found... A treasure that's precious to me. Please... Don't take her away from me... The Miniature Garden Of Dawn is a dead end between Idofront, the Forward Operating Base in the Fifth Layer and the Sixth Layer of the Abyss that Bondrewd made for his research. This is where most of the byproducts narehate (failed children experiments) are disposed.

History
Nothing is pretty much known about the history of Miniature Garden of Dawn and is still unknown until today.

Plot
In chapter 23 of the Made in abyss manga. It is shown in Nanachi's backstory that Nanachi, Mitty and the children were brought down to Idofront and were secretly experimented. The children didn't know that they were tricked by Bondrewd and was used as experiments that became narehate.

This is also the last place where Mitty and Nanachi was still human before being a narehate.