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Sometimes Casualty gets a love story so right that we lose interest in anything else going on in the series.

The unlikely pairing of Lily and Iain sizzles on screen, and the two minutes of happiness the writers gave them were a delight.

So when Sam threw a spanner in the works we weren’t impressed.

Tonight, Iain’s finally prepared to admit he’s taken Lily for granted, but with her new job in Hong Kong on the horizon, is it too late?