作词 : 无
 作曲 : Lance He
Put on your brave
Open your eyes
Look up the sky
Don't lose your mind
Then
We'll step on the first flight X4
WE'LL STEP ON THE FIRST FLIGHT!
Put on your brave
Open your eyes
Look up the sky
Don't lose your mind
Then
We'll step on the first flight
Then
We'll step on the first flight