When Taeil told him about not feeling anything with a straight face Taeyong realized that as the other talks about love his face is expressionless. It was something in Taeil's problem that intrigued Taeyong so much, it was not fitting in Taeyong mind, how someone could never ever felt love before. Taeyong was 20 years old and he's been in love more than 1 million times, he was falling in love on a constant basis.