The Love Alarm app tells you someone is attracted to you. There’s no way to hide how you feel. Love Alarm rings for Jojo and Sun-oh, confirming that they like each other, but what does it really mean? Hye-young has yet to install the app, and tries to keep his feelings for Jojo to himself, but there is no way he can stop liking Jojo. Two guys and two very different ways of showing Jojo how they each feel about her. Now, the choice is up to Jojo!