As Artemis was trapped in a demon dimension alongside her Amazonian sisters from age fourteen to twenty-four and was not shown with Kanto until the Genesis storyline, speculation about this alleged affair suggests time travel.
æz ˈɑːɹɾɪmˌɪs wʌz tɹˈæpt ɪn ɐ dˈiːmən dᵻmˈɛnʃən ɐlˈɔŋsaɪd hɜːɹ ˌæməzˈoʊniən sˈɪstɚz fɹʌm ˈeɪdʒ fˈoːɹtiːn tə twˈɛntifˈoːɹ ænd wʌz nˌɑːt ʃˈoʊn wɪð kˈæntoʊ ʌntˈɪl ðə dʒˈɛnᵻsˌɪs stˈoːɹilˌaɪn, spˌɛkjʊlˈeɪʃən ɐbˌaʊt ðɪs ɐlˈɛdʒd ɐfˈɛɹ sədʒˈɛsts tˈaɪm tɹˈævəl.