"Jung-han, you have to take off the ring before you go." It's been a year since they got married. Jung-han and Seon-a love each other dearly. But the wife is hiding the fact that they are married! The two, who work at the same company, send each other off every day with more affection than anyone else. After finishing their morning greeting with a short kiss, Seon-a gazes intently at Jung-han, who is leaving for work first. And with a firm voice, she stabs Jung-han's heart every time. What could have happened to the two who should be happy as newlyweds...? *This is a novel featured in the webtoon <I Found a USB on My Way Home>.