ðə sˈɛɾɪŋ fɔːɹ bᵻlˈiːvɚz wʌz mˈɑːdəld ɔnðə sˈɛkənd sˈiː fˈɔːɹtɹəs: ɐ smˈɔːl, ˌɑːɹɾɪfˈɪʃəl ˈaɪlənd bˈɪlt ˈɔf ðə kˈoʊst ʌv tˈoʊkɪˌoʊ bˈeɪ ɪnðə lˈeɪt nˈaɪntiːnhˈʌndɹɪd tˈɛn z.
The setting for Believers was modeled on the Second Sea Fortress: a small, artificial island built off the coast of Tokyo Bay in the late 1910s.