A masked singer that also robs banks is interrogated, during the interrogation shows how he became who he is.。白露生日当天，一向宠妻的丈夫却因为一通来电匆忙离开，与此同时，神秘的号码发来了丈夫出轨的证据。白露为求真相斗智斗勇，体贴的丈夫到底隐瞒了什么不为人知的秘密，四年的婚姻又该何去何从。。
