Actress Seo Woo, known for playing antagonist characters (which is why she even appeared in that hilarious 'Running Man' episode), was revealed very belatedly to have left her agency, Will Entertainment.

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The agency said on March 29, "Seo Woo and Will Entertainment's exclusive contract ended back in February.  After discussing with Seo Woo about a renewal, we decided not to do so."

She had signed on with the agency in February, 2015, so after a year together, they have split ways.