Susie Malone is a resident of Vault 4. Unlike the other residents, Susie does not want to integrate into the town which has been built up outside the vault. Depending on which branch of the main story the player chooses, Susie can be recruited to help the player close the vault. However, she is arrested by security and held in a cell before she can complete her task. Susie is initially outspoken and irritable. After her time in the cell, she becomes docile and passive. Susie has approximately 41 lines.

Line 01 context: Dismissive of the player because they're from outside the vault.

Line 02 context: If the player calls her rude she will act surprised that the player understands manners.

Line 03 context: Sounding more docile after her time in the vault jail.