Park Yoochun and Park Ha Sun co-star in the political action thriller "Three Days." She plays a policewoman and he plays a presidential bodyguard. They both become involved in uncovering the truth about an incident that cost innocent civilian lives and together they help to prevent another tragedy.

Because it's hard to know who is pulling the strings in this plot, it's hard for their characters to know whom to trust. But they come to trust each other and grow close.

We think these actors make a great team and would make a cute real-life couple. Here are three reasons why.

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