Season 1 13ep, Season 2 13ep, Season 3 ep16
Heart Signal is a suspenseful romance reality show following the lives of eight housemates living together in “signal house” for one month. Then, there are these people in the studio, known as the “predictors,” secretly peeping at these housemates via camera lenses. The predictors will try to guess the housemates’ secret crushes by analyzing their interaction, nonverbal communication, etc.
