Wanna One, who protects me! (feat. Zombie)

Lately, I've been feeling strange... When I looked closely, I thought I was a zombie... The number of zombies is increasing... I thought there would be no one to protect me... But at the moment when I was about to be infected by a zombie..! Seongwoon oppa is the only one who survived the zombies and protected me! Seongwoon oppa said, "I will definitely protect you!" My heart was beating so fast that I thought what would happen if Seongwoon oppa heard it... In the end, Seongwoon oppa and I surviv