If you're not one to opt for the Lone Wanderer perk and get terrified at night by lurking ghouls and other critters, having a companion tag along might be a good option.Īs your relationship evolves, you unlock special Affinity Perks in Fallout 4 that give you awesome bonuses during your journey. The wastelands of Fallout 4 are a dangerous and lonely place to wander in.