Lying open on a counter when Lucy is inside Ma's Sundries is what looks like the classic Vault-Tec lunchbox. These have appeared in several games as everything from a crafting item to a loot box.

A Vault-Tec lunchbox can be seen in one of the rooms as well. In Filly, Lucy meets a store owner character named Ma June, who Lucy points out sells Vault-Tec property, a model of Pip-Boy is even ...