Season 1 (Sangsu and Hagong): My brother couldn't be so virtuous! The younger brother who is staring at the older brother who fell in love with a girl idol (formerly the older brother next door) and explodes his heart that he can't hide anymore! What is their relationship that has been closely connected...?

Season 2 (Jinho and Minseok): Irresistible Force is back! Will a couple with looks as good as Sangsu and Hagong be born...? Jinho, who is full of love and compassion, is the lead in this new love story full of surprises.