Ding Hui is a member of Purple Butterfly, a powerful resistance group in Japanese occupied Shanghai. An unexpected encounter reunites her with Itami, an ex-lover and officer with a secret police unit tasked with dismantling Purple Butterfly.
Production companies：
Shanghai Film Studio
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Dream Factory
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Wild Bunch
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Lou Yi
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Overview：Ding Hui is a member of Purple Butterfly, a powerful resistance group in Japanese occupied Shanghai. An unexpected encounter reunites her with Itami, an ex-lover and officer with a secret police unit tasked with dismantling Purple Butterfly.
