Halloween (Non)Fiction

Halloween (Non)Fiction is an overseer quest and the first part of The Mystery of Vault 31 multi-stage questline in Fallout Shelter.

Walkthrough
The dwellers must make their way through the ruined library which contains radroaches and mole rats, sometimes lead by a mole rat brood mother. Howard Phillips will be in the second room of the second floor and will reward the dwellers with a ghost costume.