A cop (Roberts) tries to bust a gang of teenage gun dealers. In the process he catches only one and tries to charge him with a number of offences but fails since …

昏暗的霓虹灯下，阴冷潮湿的城市里栖息着两名神秘女子：克拉拉（杰玛·阿特登 Gemma Arterton 饰）和埃莉诺（西尔莎·罗南 Saoirse Ronan 饰）。她们以姐妹相称，固守着在都市一隅的方寸空间，不愿引起他人的注意。对于血族来说，这也许…