θɹuː ʃɹˈuːd dɪtˈɛktɪv wˈɜːk, ænd dɹˈɪvən baɪ ɐ ɡɹˈoʊɪŋ ænd nˌɪɹ mɐnˈaɪəkəl əbsˈɛʃən wɪððə kˈeɪs, mˈætθɛi wʌz ˈeɪbəl tə kənstɹˈʌkt ɐ diːtˈeɪld pɹˈoʊfaɪl ʌvðə lˈaɪkli kˈɪlɚ, dˌaʊn tə ðə vˈɛɹi ɹˈoʊd ðə mˈɜːdɚɹɚ wʊd pɹˈɑːbəbli tɹˈævəl tʊ ænd fɹʌm hɪz ˈiːvəl dˈiːdz.
Through shrewd detective work, and driven by a growing and near maniacal obsession with the case, Matthäi was able to construct a detailed profile of the likely killer, down to the very road the murderer would probably travel to and from his evil deeds.