Jina is the top employee at a credit card company call center. She avoids building close relations

繁华都市一隅，单身女子贞雅（孔升妍 饰）独自生活。她在一家公司担任接线员，日常处理客户的问询和投诉，无论对方情绪是否激动，她都不能有半点个人感情的流露。下班后她独自还家，虽然租住一间公寓，平日里却和房