"从来都没有什么背水一战，不过是自己给自己挖了个墓罢了。"——叶音美铃，《AngelBeats!》LondonKillstellsthestoryofateamoftopmurderdetectives,shotlikeadocumentary.Eachepisodefeaturesadifferentmurderinadditiontoaserializedstoryinvolvingtheleaddetective’smissingwife.
