The Abyss

The Abyss is a single-stage overseer quest in Fallout Shelter.

Walkthrough
This quest has one of the largest numbers of rooms. It has feral ghouls, radroaches, radscorpions, mole rats, and deathclaws as enemies. The deadliest enemies here is an alpha deathclaw with a regular deathclaw and an irradiated radscorpion with two regular radscorpions.

Quotes

 * "Abandon all hope, ye who enter here..."
 * "How deep does this actually go?"
 * "I'm staring into the abyss, but nothing's staring back."

Behind the scenes
Quotes from the quest are from various media, such as "Abandon all hope, ye who enter here..." from the Divine Comedy and "I'm staring into the abyss, but nothing's staring back" from Wall Street.