Kang Daniel posted a picture on his 2nd day with his instagram "Flu Careful".
Inside the picture is a picture of Kang Daniel wearing a hood and drawing a V.
The netizens who watched this responded such as "It is so cute", "Daniel is Flu Careful" and "I expect solo activity":
Meanwhile, Kang Daniel is scheduled to release a solo album in April.
About Kang Daniel
Kang Daniel is a South Korean singer-songwriter, actor, and entrepreneur that rose to fame in early 2017 as the first-place winner of the second season of reality competition series Produce 101.
 Wikipedia