They really love each other.....and they're singing with their heart and soul about their sisterhood, bond, and friendship that is unbreakable. They keep saying in multiple interviews that the members of this group are nothing less than "family" to each one of them...and it shows.....
Loving this Mina main character era! She is my bias 😍 So the red string is the thread of fate between each of the members, popular in East Asian mythology. Tzuyu had one chorus verse in middle (when she was being shown in close up). Jihyo leads the chorus at the end after Mina opens the door of the ship.
8:00 I think you'll see more English releases from now on...because JYP realized that English releases do just as well in Japan. And Japan/US are the 2 biggest music markets in the world. So it's like killing 2 birds with 1 stone.