[Adultery Investigation] Shocking... My girlfriend, who's getting married tomorrow, is having her last affair!?! Vivid self-shot footage seized from her lover is released! NPJS-133

The meeting between the two families has concluded, and the happy couple, who are scheduled to register their marriage at the household registration office tomorrow, are suddenly faced with a request from the man to investigate an alleged affair. In recent months, his girlfriend has been coming home later and later, and replying to LINE messages has become slower. He accidentally saw messages between her and a strange man, leading him to suspect she is having an affair. To investigate the truth, he begins to follow and investigate her on the days she comes home later… Footage of her infidelity, seized from the other woman's man, will be released to the world.