"The vampire descended on 〇〇 the moment the tag stuck to his forehead was removed."
"The vampire descended on 〇〇 the moment the tag stuck to his forehead was removed."
"the vampire" 「吸血鬼」
"descended on 〇〇" 「〇〇に襲いかかって来た」
"the moment ~" 「〜瞬間」
"the tag stuck to his forehead" 「額に貼られた札」
"was removed" 「はがされた」
"descend on" を使うなら何を"descend on" するを指さないといけない。
"descended on me" 「私に襲いかかって来た」
The vampire descended on them the moment the tag was removed from his forehead.
吸血鬼は額に貼られた札をはがされた瞬間襲いかかって来た
- The vampire descended on them the moment the tag was removed from his forehead.
- The moment the tag was removed from his forehead, the vampire descended on them and began to attack.
オーストラリア 
アメリカ合衆国 
