Synopsis: Anon, I Know You!

What if I could uncover the true identities on the anonymous message board at school? Everyday, 'Secretly' is employed by students who wish to divulge their secrets without revealing their name. By chance, 'Min-ju' stumbles upon the app but with a glitch that enables her to identify the authors behind the messages. Whilst perusing, 'Min-ju' unearths that 'Ki-joo', the beau of 'Ha-young', her longtime confidant, is being unfaithful...