It's Night, Please Send a Message, Mafia

[Send a text to the person who made your heart flutter just now.] Haemin and Doyoon meet as male contestants on a dating reality show. Doyoon is the most popular among the female contestants, but for some reason, he actively approaches Haemin, making plans and taking care of him. At first, Haemin sees Doyoon as just a roommate, a close younger brother, or a male contestant to be wary of, but as filming nears its end, he begins to feel drawn to Doyoon, and before he knows it, their relationship becomes subtle and affectionate. How will their relationship unfold? [Preview] "Hyung... you probably don't know how much I think about you." His eyes turn to Haemin. Complex emotions are reflected...